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QH (681)
Glaucus; Or, The Wonders of the Shore [electronic resource] / Charles Kingsley
The Pageant of Summer [electronic resource] / Richard Jefferies
The Voyage of the Beagle [electronic resource] / Charles Darwin
My Garden Acquaintance [electronic resource] / James Russell Lowell
The Story of Evolution [electronic resource] / Joseph McCabe
The Natural History of Selborne [electronic resource] / Gilbert White
On the Origin of Species By Means of Natural Selection : Or, the Preservation of Favoured Races in the Struggle for Life [electronic resource] / Charles Darwin
The Expression of the Emotions in Man and Animals [electronic resource] / Charles Darwin
The Autobiography of Charles Darwin [electronic resource] / Charles Darwin
The Origin of Species by Means of Natural Selection : Or, the Preservation of Favoured Races in the Struggle for Life, 6th Edition [electronic resource] / Charles Darwin
Darwin and Modern Science [electronic resource] / A. C. Seward
Human Genome Project, rough draft, Chromosome Number 12 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 05 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 14 [electronic resource] / Human Genome Project
Life and Letters of Charles Darwin — Volume 2 [electronic resource] / Charles Darwin
Human Genome Project, rough draft, Chromosome Number 13 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 19 [electronic resource] / Human Genome Project
The Naturalist on the River Amazons [electronic resource] / Henry Walter Bates
Human Genome Project, rough draft, Chromosome Number 22 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 08 [electronic resource] / Human Genome Project
The Descent of Man, and Selection in Relation to Sex [electronic resource] / Charles Darwin
Human Genome Project, rough draft, Chromosome Number 21 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 09 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 11 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 01 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Y Number 24 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 04 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 17 [electronic resource] / Human Genome Project
On the Reception of the 'Origin of Species' [electronic resource] / Thomas Henry Huxley
Human Genome Project, rough draft, Chromosome Number 02 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 06 [electronic resource] / Human Genome Project
The Formation of Vegetable Mould Through the Action of Worms : With Observations on Their Habits [electronic resource] / Charles Darwin
Human Genome Project, rough draft, Chromosome Number 16 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 03 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 07 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 20 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 18 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome X Number 23 [electronic resource] / Human Genome Project
Human Genome Project, rough draft, Chromosome Number 10 [electronic resource] / Human Genome Project
Note on the Resemblances and Differences in the Structure and the Development of the Brain in Man and Apes [electronic resource] / Charles Darwin
Life and Letters of Charles Darwin — Volume 1 [electronic resource] / Charles Darwin
Human Genome Project, rough draft, Chromosome Number 15 [electronic resource] / Human Genome Project
Time and Life : Mr. Darwin's "Origin of Species" [electronic resource] / Thomas Henry Huxley
The Variation of Animals and Plants under Domestication — Volume 1 [electronic resource] / Charles Darwin
The Conditions of Existence as Affecting the Perpetuation of Living Beings : Lecture V. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" [electronic resource] / Thomas Henry Huxley
The Perpetuation of Living Beings, Hereditary Transmission and Variation : Lecture IV. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" [electronic resource] / Thomas Henry Huxley
The Darwinian Hypothesis [electronic resource] / Thomas Henry Huxley
More Letters of Charles Darwin — Volume 1 : A Record of His Work in a Series of Hitherto Unpublished Letters [electronic resource] / Charles Darwin
Evidence as to Man's Place in Nature [electronic resource] / Thomas Henry Huxley
Criticisms on "The Origin of Species" : From 'The Natural History Review', 1864 [electronic resource] / Thomas Henry Huxley
The Variation of Animals and Plants under Domestication — Volume 2 [electronic resource] / Charles Darwin
A Critical Examination of the Position of Mr. Darwin's Work, "On the Origin of Species," in Relation to the Complete Theory of the Causes of the Phenomena of Organic Nature : Lecture VI. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" [electronic resource] / Thomas Henry Huxley
More Letters of Charles Darwin — Volume 2 : A Record of His Work in a Series of Hitherto Unpublished Letters [electronic resource] / Charles Darwin
The Method by Which the Causes of the Present and Past Conditions of Organic Nature Are to Be Discovered; the Origination of Living Beings : Lecture III. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" [electronic resource] / Thomas Henry Huxley
The Origin of Species : From 'The Westminster Review', April 1860 [electronic resource] / Thomas Henry Huxley
The Present Condition of Organic Nature : Lecture I. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" [electronic resource] / Thomas Henry Huxley
The Past Condition of Organic Nature : Lecture II. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" [electronic resource] / Thomas Henry Huxley
Coral and Coral Reefs [electronic resource] / Thomas Henry Huxley
Human Genome Project, Chromosome Number 08 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 18 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 16 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 01 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 09 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 10 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 22 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 11 [electronic resource] / Human Genome Project
The Variation of Animals and Plants under Domestication [electronic resource] / Charles Darwin
Human Genome Project, Chromosome Number 06 [electronic resource] / Human Genome Project
Human Genome Project, X Chromosome [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 21 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 14 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 03 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 17 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 12 [electronic resource] / Human Genome Project
Canterbury Pieces [electronic resource] / Samuel Butler
Human Genome Project, Chromosome Number 05 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 02 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 20 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 15 [electronic resource] / Human Genome Project
Birds and Bees, Sharp Eyes, and Other Papers [electronic resource] / John Burroughs
Human Genome Project, Chromosome Number 13 [electronic resource] / Human Genome Project
Human Genome Project, Y Chromosome [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 07 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 19 [electronic resource] / Human Genome Project
Human Genome Project, Chromosome Number 04 [electronic resource] / Human Genome Project
Winter Sunshine [electronic resource] / John Burroughs
The Mountains of California [electronic resource] / John Muir
The Story of Creation as Told By Theology and By Science [electronic resource] / T. S. Ackland
Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. Beagle Under the Command of Captain Fitz Roy, R.N. [electronic resource] / Charles Darwin
On the Seashore : Cassell's "Eyes and No Eyes" Series, Book VII [electronic resource] / R. Cadwallader Smith
Louis Agassiz : His Life and Correspondence [electronic resource] / Louis Agassiz
Q. E. D., or New Light on the Doctrine of Creation [electronic resource] / George McCready Price
Unconscious Memory [electronic resource] / Samuel Butler
Life and Letters of Thomas Henry Huxley — Volume 3 [electronic resource] / Thomas Henry Huxley
Life and Habit [electronic resource] / Samuel Butler
The Evolution of Man — Volume 1 [electronic resource] / Ernst Haeckel
Louis Agassiz as a Teacher; illustrative extracts on his method of instruction [electronic resource] / Lane Cooper
The Life of the Fields [electronic resource] / Richard Jefferies
Field and Hedgerow : Being the Last Essays of Richard Jefferies [electronic resource] / Richard Jefferies
Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. Beagle Under the Command of Captain Fitz Roy, R.N. [electronic resource] / Charles Darwin
The Meaning of Infancy [electronic resource] / John Fiske
Life and Letters of Thomas Henry Huxley — Volume 2 [electronic resource] / Thomas Henry Huxley
Free from School [electronic resource] / Rahul Alvares
De l'origine des espèces [electronic resource] / Charles Darwin
Life and Letters of Thomas Henry Huxley — Volume 1 [electronic resource] / Thomas Henry Huxley
Darwiniana : Essays — Volume 02 [electronic resource] / Thomas Henry Huxley
The Antiquity of Man [electronic resource] / Charles, Lyell
Vestiges of the Natural History of Creation [electronic resource] / Robert Chambers
The Open Air [electronic resource] / Richard Jefferies
The Stories Mother Nature Told Her Children [electronic resource] / Jane Andrews
Luck, or Cunning, as the Main Means of Organic Modification [electronic resource] / Samuel Butler
The Naturalist in Nicaragua [electronic resource] / Thomas Belt
Facts and Arguments for Darwin [electronic resource] / Fritz Müller
Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 [electronic resource] / Aimé Bonpland
Darwiniana; Essays and Reviews Pertaining to Darwinism [electronic resource] / Asa Gray
The Evolution of Man — Volume 2 [electronic resource] / Ernst Haeckel
Locusts and Wild Honey [electronic resource] / John Burroughs
Uncle Robert's Geography (Uncle Robert's Visit, V.3) [electronic resource] / Nellie Lathrop Helm
In the Catskills : Selections from the Writings of John Burroughs [electronic resource] / John Burroughs
The Story of the Living Machine : A Review of the Conclusions of Modern Biology in Regard to the Mechanism Which Controls the Phenomena of Living Activity [electronic resource] / H. W. Conn
Thomas Henry Huxley; A Sketch Of His Life And Work [electronic resource] / P. Chalmers, Mitchell
Species and Varieties, Their Origin by Mutation [electronic resource] / Hugo de Vries
My Boyhood [electronic resource] / John Burroughs
The Naturalist on the Thames [electronic resource] / C. J. Cornish
Darwinism (1889) : An exposition of the theory of natural selection, with some of its applications [electronic resource] / Alfred Russel Wallace
Micrographia : Some Physiological Descriptions of Minute Bodies Made by Magnifying Glasses with Observations and Inquiries Thereupon [electronic resource] / Robert Hooke
The Doctrine of Evolution : Its Basis and Its Scope [electronic resource] / Henry Edward Crampton
Thomas Henry Huxley : A Character Sketch [electronic resource] / Leonard Huxley
On the Origin of Species [electronic resource] / Charles Darwin
Hormones and Heredity : A Discussion of the Evolution of Adaptations and the Evolution of Species [electronic resource] / J. T. Cunningham
The Evolution of Man [electronic resource] / Ernst Haeckel
Travels in Alaska [electronic resource] / John Muir
Alfred Russel Wallace : Letters and Reminiscences, Vol. 2 [electronic resource] / James, Marchant
The Evolution of Man Scientifically Disproved in 50 Arguments [electronic resource] / William A. Williams
Issues in Population and Bioethics [electronic resource] / Samuel Vaknin
The Whence and the Whither of Man : A Brief History of His Origin and Development through Conformity to Environment; Being the Morse Lectures of 1895 [electronic resource] / John M. Tyler
Breves instrucções aos correspondentes da Academia das Sciencias de Lisboa sobre as remessas dos productos, e noticias pertencentes a' Historia da Natureza, para formar hum Museo Nacional [electronic resource] / Unknown
American Addresses, with a Lecture on the Study of Biology [electronic resource] / Thomas Henry Huxley
Alfred Russel Wallace : Letters and Reminiscences, Vol. 1 [electronic resource] / James, Marchant
An Expository Outline of the "Vestiges of the Natural History of Creation" : With a Notice of the Author's "Explanations:" A Sequel to the Vestiges [electronic resource] / S. Laing
Evolution : An Investigation and a Critique [electronic resource] / Theodore Graebner
A Book of Natural History : Young Folks' Library Volume XIV. [electronic resource]
Some Winter Days in Iowa [electronic resource] / Frederick John Lazell
Nature Near London [electronic resource] / Richard Jefferies
Some Summer Days in Iowa [electronic resource] / Frederick John Lazell
The Scientific Evidences of Organic Evolution [electronic resource] / George John Romanes
The Breath of Life [electronic resource] / John Burroughs
Some Spring Days in Iowa [electronic resource] / Frederick John Lazell
The Story of My Boyhood and Youth [electronic resource] / John Muir
Response in the Living and Non-Living [electronic resource] / Jagadis Chandra Bose
What is Darwinism? [electronic resource] / Charles Hodge
Ohio Biological Survey, Bull. 10, Vol. 11, No. 6 : The Ascomycetes of Ohio IV and V [electronic resource] / Bruce Fink
The Theories of Darwin and Their Relation to Philosophy, Religion, and Morality [electronic resource] / Rudolf Schmid
Wild Nature Won By Kindness [electronic resource] / Brightwen,
On the Genesis of Species [electronic resource] / St. George Jackson Mivart
The Natural History of Selborne, Vol. 2 [electronic resource] / Gilbert White
Evolution in Modern Thought [electronic resource]
Reise in die Aequinoctial-Gegenden des neuen Continents. Band 1. [electronic resource] / Alexander von Humboldt
Contributions to the Theory of Natural Selection : A Series of Essays [electronic resource] / Alfred Russel Wallace
On the Origin of Species by Means of Natural Selection ; or, the Preservation of Favoured Races in the Struggle for Life. (2nd edition) [electronic resource] / Charles Darwin
The Natural History of Selborne, Vol. 1 [electronic resource] / Gilbert White
Chocolate ; or, An Indian Drinke : By the wise and Moderate use whereof, Health is preserved, Sicknesse Diverted, and Cured, especially the Plague of the Guts; vulgarly called The New Disease [electronic resource] / Antonio Colmenero de Ledesma
The Foundations of the Origin of Species : Two Essays written in 1842 and 1844 [electronic resource] / Charles Darwin
The Wit of a Duck and Other Papers [electronic resource] / John Burroughs
La mer [electronic resource] / Jules Michelet
Evolution, Old and New : Or, the Theories of Buffon, Dr. Erasmus Darwin and Lamarck, as compared with that of Charles Darwin [electronic resource] / Samuel Butler
Lamarck, the Founder of Evolution : His Life and Work [electronic resource] / A. S. Packard
At the Deathbed of Darwinism : A Series of Papers [electronic resource] / Eberhard Dennert
Charley's Museum : A Story for Young People [electronic resource] / Unknown
My Studio Neighbors [electronic resource] / W. Hamilton Gibson
Country Walks of a Naturalist with His Children [electronic resource] / W. Houghton
Woodland Tales [electronic resource] / Ernest Thompson Seton
A New Name for the Mexican Red Bat [electronic resource] / E. Raymond Hall
On the Origin of Species by Means of Natural Selection [electronic resource] / Charles Darwin
Chatterbox Stories of Natural History [electronic resource] / Anonymous
Hints towards the formation of a more comprehensive theory of life. [electronic resource] / Samuel Taylor Coleridge
Are the Effects of Use and Disuse Inherited? : An Examination of the View Held by Spencer and Darwin [electronic resource] / W. P. Ball
The Western World : Picturesque Sketches of Nature and Natural History in North and South America [electronic resource] / William Henry Giles Kingston
A New Subspecies of the Black Myotis (Bat) from Eastern Mexico [electronic resource] / Ticul Alvarez
El Mar [electronic resource] / Jules Michelet
Adventures of a Young Naturalist [electronic resource] / Lucien Biart
Chocolate ; or, An Indian Drinke [electronic resource] / Antonio Colmenero de Ledesma
A Child's Primer of Natural History [electronic resource] / Oliver Herford
A Theory of Creation : A Review of 'Vestiges of the Natural History of Creation' [electronic resource] / Francis Bowen
Rollo's Museum [electronic resource] / Jacob Abbott
On The Affinities of Leptarctus primus of Leidy : American Museum of Natural History, Vol. VI, Article VIII, pp. 229-331. [electronic resource] / Jacob Lawson Wortman
Darwin, and After Darwin, Volumes 1 and 3 : An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions [electronic resource] / George John Romanes
Fathers of Biology [electronic resource] / Charles McRae
Freedom in Science and Teaching. : from the German of Ernst Haeckel [electronic resource] / Ernst Haeckel
Edge of the Jungle [electronic resource] / William Beebe
The Heart of Nature; or, The Quest for Natural Beauty [electronic resource] / Francis Edward, Younghusband
Rollo's Experiments [electronic resource] / Jacob Abbott
Reise in die Aequinoctial-Gegenden des neuen Continents. Band 2. [electronic resource] / Alexander von Humboldt
The Log of the Sun : A Chronicle of Nature's Year [electronic resource] / William Beebe
Birds from Coahuila, Mexico [electronic resource] / Emil K. Urban
The Variation of Animals and Plants Under Domestication, Vol. I. [electronic resource] / Charles Darwin
Two New Pocket Gophers from Wyoming and Colorado [electronic resource] / E. Raymond Hall
Mendelism : Third Edition [electronic resource] / Reginald Crundall Punnett
Man And His Ancestor : A Study In Evolution [electronic resource] / Charles Morris
Life of Charles Darwin [electronic resource] / G. T. Bettany
Ways of Nature [electronic resource] / John Burroughs
The Variation of Animals and Plants Under Domestication, Volume II (of 2) [electronic resource] / Charles Darwin
Home Range and Movements of the Eastern Cottontail in Kansas [electronic resource] / Donald W. Janes
Little Masterpieces of Science : The Naturalist as Interpreter and Seer [electronic resource]
Geographic Variation in the Harvest Mouse, Reithrodontomys megalotis, On the Central Great Plains And in Adjacent Regions [electronic resource] / J. Knox Jones
Pleistocene Bats from San Josecito Cave, Nuevo Leon, Mexico [electronic resource] / J. Knox Jones
Bedenkingen tegen de Leer van Darwin : Gevolgd door beschouwingen over eenige philosophische onderwerpen. [electronic resource] / Antoine Charles Reuther
Mammals Obtained by Dr. Curt von Wedel from the Barrier Beach of Tamaulipas, Mexico [electronic resource] / E. Raymond Hall
A New Subspecies of Microtus montanus from Montana and Comments on Microtus canicaudus Miller [electronic resource] / E. Raymond Hall
The Adductor Muscles of the Jaw In Some Primitive Reptiles [electronic resource] / Richard C. Fox
Under the Maples [electronic resource] / John Burroughs
A Critique of the Theory of Evolution [electronic resource] / Thomas Hunt Morgan
The Meaning of Evolution [electronic resource] / Samuel Christian Schmucker
Seventeen Species of Bats Recorded from Barro Colorado Island, Panama Canal Zone [electronic resource] / E. Raymond Hall
Records of the Fossil Mammal Sinclairella, Family Apatemyidae, From the Chadronian and Orellan [electronic resource] / William Alvin Clemens
Comments on the Taxonomy and Geographic Distribution of Some North American Rabbits [electronic resource] / E. Raymond Hall
A New Doglike Carnivore, Genus Cynarctus, From the Clarendonian, Pliocene, of Texas [electronic resource] / Walter Woelber Dalquest
Was Man Created? [electronic resource] / Henry A. Mott
Two New Pelycosaurs from the Lower Permian of Oklahoma [electronic resource] / Richard C. Fox
Comments on the Taxonomy and Geographic Distribution of North American Microtines [electronic resource] / E. Lendell Cockrum
A New Bat (Myotis) From Mexico [electronic resource] / E. Raymond Hall
Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains [electronic resource] / Henry S. Fitch
Island Life; Or, The Phenomena and Causes of Insular Faunas and Floras [electronic resource] / Alfred Russel Wallace
Geographic Range of the Hooded Skunk, Mephitis macroura : With Description of a New Subspecies from Mexico [electronic resource] / Walter Woelber Dalquest
Comments on the Taxonomy and Geographic Distribution of Some North American Marsupials, Insectivores and Carnivores [electronic resource] / E. Raymond Hall
The Nature of Animal Light [electronic resource] / E. Newton Harvey
Records of Harvest Mice, Reithrodontomys, from Central America, with Description of a New Subspecies from Nicaragua [electronic resource] / Sydney Anderson
Pleistocene Soricidae from San Josecito Cave, Nuevo Leon, Mexico [electronic resource] / James S. Findley
Pipistrellus cinnamomeus Miller 1902 Referred to the Genus Myotis [electronic resource] / Walter Woelber Dalquest
De Reis om de Wereld [electronic resource] / Charles Darwin
Mammals taken Along the Alaska Highway [electronic resource] / Rollin H. Baker
A New Piñon Mouse (Peromyscus truei) from Durango, Mexico [electronic resource] / Robert B. Finley
The Baculum in the Chipmunks of Western North America [electronic resource] / John A. White
Selected Records of Reptiles and Amphibians from Kansas [electronic resource] / John Breukelman
A New Subspecies of Lizard, Cnemidophorus sacki, from Michoacán, México [electronic resource] / William Edward Duellman
Fishes of Chautauqua, Cowley and Elk Counties, Kansas [electronic resource] / Artie L. Metcalf
The Forest Habitat of the University of Kansas Natural History Reservation [electronic resource] / Henry S. Fitch
An Annotated Checklist of Nebraskan Bats [electronic resource] / J. Knox Jones
The Subspecies of the Mexican Red-Bellied Squirrel, Sciurus aureogaster [electronic resource] / Keith R. Kelson
Thoracic and Coracoid Arteries In Two Families of Birds, Columbidae and Hirundinidae [electronic resource] / Marion Anne Jenkinson
Comments on the Taxonomy and Geographic Distribution of Some North American Rodents [electronic resource] / E. Raymond Hall
A New Bat (Genus Leptonycteris) From Coahuila [electronic resource] / Howard J. Stains
A New Subspecies of Pocket Mouse from Kansas [electronic resource] / E. Raymond Hall
The Tadpoles of Bufo cognatus Say [electronic resource] / Hobart M. Smith
Two New Moles (Genus Scalopus) from Mexico and Texas [electronic resource] / Rollin H. Baker
A New Hylid Frog from Eastern Mexico. : University of Kansas Publication, Vol 1, No 15 [electronic resource] / Edward Harrison Taylor
Geographic Distribution of the Pocket Mouse, Perognathus fasciatus [electronic resource] / J. Knox Jones
Geographic Variation in Red-backed Mice (Genus Clethrionomys) of the Southern Rocky Mountain Region [electronic resource] / E. Lendell Cockrum
A Year in the Fields [electronic resource] / John Burroughs
Cranial Osteology of the Hylid Frog, Smilisca baudini [electronic resource] / Linda Trueb
Comments on the Taxonomic Status of Apodemus peninsulae, with Description of a New Subspecies from North China [electronic resource] / J. Knox Jones
Natural History of the Salamander, Aneides hardii [electronic resource] / Richard F. Johnston
Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas [electronic resource] / James E. Deacon
A New Species of Heteromyid Rodent from the Middle Oligocene of Northeast Colorado with Remarks on the Skull [electronic resource] / Edwin C. Galbreath
A New Bog Lemming (Genus Synaptomys) From Nebraska [electronic resource] / J. Knox Jones
Ecological Observations on the Woodrat, Neotoma floridana [electronic resource] / Henry S. Fitch
Bees from British Guiana : Bulletin of the AMNH, Vol. XXXVIII, Art. XX, pp. 685-690 [electronic resource] / Theodore D. A. Cockerell
A New Bat (Genus Myotis) From Mexico [electronic resource] / Walter Woelber Dalquest
Systematic Status of a South American Frog, Allophryne ruthveni Gaige [electronic resource] / Howard L. Freeman
Descriptions of Two Species of Frogs, Genus Ptychohyla : Studies of American Hylid Frogs, V [electronic resource] / William Edward Duellman
Observations on the Mississippi Kite in Southwestern Kansas [electronic resource] / Henry S. Fitch
Fishes of the Wakarusa River in Kansas [electronic resource] / James E. Deacon
A New Genus of Pennsylvanian Fish (Crossopterygii, Coelacanthiformes) from Kansas [electronic resource] / Joan Echols
Preliminary Survey of a Paleocene Faunule from the Angels Peak Area, New Mexico [electronic resource] / Robert W. Wilson
Two New Meadow Mice from Michoacán Mexico [electronic resource] / E. Raymond Hall
A New Bat (Genus Pipistrellus) from Northeastern Mexico [electronic resource] / Rollin H. Baker
Birds from North Borneo : University of Kansas Publications, Museum of Natural History, Volume 17, No. 8, pp. 377-433, October 27, 1966 [electronic resource] / Max C. Thompson
A New Pocket Gopher (Genus Thomomys) From Wyoming and Colorado [electronic resource] / E. Raymond Hall
The Old Riddle and the Newest Answer [electronic resource] / John Gerard
Four New Pocket Gophers of the Genus Cratogeomys from Jalisco, Mexico [electronic resource] / Robert J. Russell
Taxonomic Status of Some Mice of The Peromyscus boylii Group in Eastern Mexico, With Description of a New Subspecies [electronic resource] / Ticul Alvarez
New West Indian Spiders : Bulletin of the AMNH, Vol. XXXIII, Art. XLI, pp. 639-642 [electronic resource] / Nathan Banks
Phylogeny of the Waxwings and Allied Birds [electronic resource] / M. Dale Arvey
Pliocene and Pleistocene Records of Fossil Turtles from Western Kansas and Oklahoma : University of Kansas Publications Museum of Natural History Volume 1 [electronic resource] / Edwin C. Galbreath
Zeugnisse für die Stellung des Menschen in der Natur [electronic resource] / Thomas Henry Huxley
The Genera of Phyllomedusine Frogs (Anura : Hylidae) [electronic resource] / William Edward Duellman
Taxonomic Notes on Mexican Bats of the Genus Rhogeëssa [electronic resource] / E. Raymond Hall
A New Subspecies of Slider Turtle (Pseudemys scripta) from Coahuila, México [electronic resource] / John M. Legler
A Monograph on the Sub-class Cirripedia (Volume 1 of 2) : The Lepadidae; Or, Pedunculated Cirripedes [electronic resource] / Charles Darwin
Natural History of the Brush Mouse (Peromyscus boylii) in Kansas With Description of a New Subspecies [electronic resource] / Charles Alan Long
Distribution of Some Nebraskan Mammals [electronic resource] / J. Knox Jones
The Coming of Evolution : The Story of a Great Revolution in Science [electronic resource] / John W. Judd
The Systematics of the Frogs of the Hyla Rubra Group in Middle America [electronic resource] / Juan R. León
Check-list of the Birds of Kansas [electronic resource] / Harrison Bruce Tordoff
Genera of Leptodactylid Frogs in México [electronic resource] / John D. Lynch
A New Chipmunk (Genus Eutamias) from the Black Hills [electronic resource] / John A. White
Tadarida femorosacca (Merriam) in Tamaulipas, Mexico [electronic resource] / Walter Woelber Dalquest
The Hills and the Vale [electronic resource] / Richard Jefferies
Morphological Variation in a Population of the Snake, Tantilla gracilis Baird and Girard [electronic resource] / Charles J. Cole
A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea [electronic resource] / Henry S. Fitch
Old Plymouth Trails [electronic resource] / Winthrop Packard
A New Pocket Gopher (Thomomys) and A New Spiny Pocket Mouse (Liomys) from Michoacán, Mexico [electronic resource] / E. Raymond Hall
Natural History of the Bell Vireo, Vireo bellii Audubon [electronic resource] / Jon C. Barlow
Mammals of Mesa Verde National Park, Colorado [electronic resource] / Sydney Anderson
Descriptions of Three New Birds from the Belgian Congo : Bulletin of the AMNH , Vol. XXXIV, Art. XVI, pp. 509-513, Oct. 20th, 1915 [electronic resource] / James Paul Chapin
Muskrat City [electronic resource] / Henry Abbott
On Germinal Selection as a Source of Definite Variation [electronic resource] / August Weismann
Birds Found on the Arctic Slope of Northern Alaska [electronic resource] / James W. Bee
Additions to the List of the Birds of Louisiana [electronic resource] / George H., Lowery
A New Pocket Mouse (Genus Perognathus) from Kansas [electronic resource] / E. Lendell Cockrum
A New Subspecies of Wood Rat (Neotoma mexicana) from Colorado [electronic resource] / Robert B. Finley
The Pigmy Woodrat, Neotoma goldmani, Its Distribution and Systematic Position [electronic resource] / Rollin H. Baker
Mammals of the Grand Mesa, Colorado [electronic resource] / Sydney Anderson
Old Farm Fairies : A Summer Campaign In Brownieland Against King Cobweaver's Pixies [electronic resource] / Henry C. McCook
Taxonomy and Distribution of Some American Shrews [electronic resource] / James S. Findley
The Mechanism of Life [electronic resource] / Stéphane Leduc
Mammals from Southeastern Alaska [electronic resource] / Rollin H. Baker
A Review of the Frogs of the Hyla bistincta Group [electronic resource] / William Edward Duellman
A New Long-eared Myotis (Myotis evotis) From Northeastern Mexico [electronic resource] / Rollin H. Baker
A Taxonomic Study of the Middle American Snake, Pituophis deppei [electronic resource] / William Edward Duellman
Sex-linked Inheritance in Drosophila [electronic resource] / Calvin B. Bridges
A Mechanico-Physiological Theory of Organic Evolution [electronic resource] / Carl Nägeli
North American Yellow Bats, 'Dasypterus,' and a List of the Named Kinds of the Genus Lasiurus Gray [electronic resource] / E. Raymond Hall
Neotropical Bats from Western México [electronic resource] / Sydney Anderson
Geographic Variation in the Pocket Gopher, Cratogeomys castanops, in Coahuila, México [electronic resource] / Rollin H. Baker
Middle American Frogs of the Hyla microcephala Group [electronic resource] / William Edward Duellman
Descriptions of New Hylid Frogs From Mexico and Central America [electronic resource] / William Edward Duellman
Taxonomy of the Chipmunks, Eutamias quadrivittatus and Eutamias umbrinus [electronic resource] / John A. White
A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas [electronic resource] / Theodore H. Eaton
Subspeciation in the Meadow Mouse, Microtus pennsylvanicus, in Wyoming, Colorado, and Adjacent Areas [electronic resource] / Sydney Anderson
Noteworthy Mammals from Sinaloa, Mexico [electronic resource] / Ticul Alvarez
A New Extinct Emydid Turtle from the Lower Pliocene of Oklahoma [electronic resource] / Edwin C. Galbreath
Myology and Serology of the Avian Family Fringillidae : A Taxonomic Study [electronic resource] / William B. Stallcup
The Subspecific Status of Two Central American Sloths [electronic resource] / E. Raymond Hall
The Pond [electronic resource] / Carl Ewald
A Synopsis of the American Bats of the Genus Pipistrellus [electronic resource] / Walter Woelber Dalquest
Extensions of Known Ranges of Mexican Bats [electronic resource] / Sydney Anderson
A New Tortoise, Genus Gopherus, From North-central Mexico [electronic resource] / John M. Legler
Subspeciation in the Meadow Mouse, Microtus montanus, in Wyoming and Colorado [electronic resource] / Sydney Anderson
Mammals from Tamaulipas, Mexico [electronic resource] / Rollin H. Baker
Conspecificity of two pocket mice, Perognathus goldmani and P. artus [electronic resource] / E. Raymond Hall
My First Summer in the Sierra [electronic resource] / John Muir
The Romance of Natural History, Second Series [electronic resource] / Philip Henry Gosse
A New Species of Frog (Genus Tomodactylus) from Western México [electronic resource] / Robert G. Webb
A Bilateral Division of the Parietal Bone in a Chimpanzee; with a Special Reference to the Oblique Sutures in the Parietal [electronic resource] / Aleš Hrdlička
Rustic Sounds, and Other Studies in Literature and Natural History [electronic resource] / Francis, Darwin
Three New Beavers from Utah [electronic resource] / Harold S. Crane
Description of a New Softshell Turtle from the Southeastern United States [electronic resource] / Robert G. Webb
A Synopsis of the North American Lagomorpha [electronic resource] / E. Raymond Hall
A New Subspecies of the Fruit-eating Bat, Sturnira ludovici, From Western Mexico [electronic resource] / J. Knox Jones
Additional Records and Extensions of Known Ranges of Mammals from Utah [electronic resource] / Stephen David Durrant
Mammals of Northwestern South Dakota [electronic resource] / Kenneth W. Andersen
A New Subspecies of Bat (Myotis velifer) from Southeastern California and Arizona [electronic resource] / Terry A. Vaughan
Charles Darwin [electronic resource] / Grant Allen
Pleistocene Pocket Gophers From San Josecito Cave, Nuevo Leon, Mexico [electronic resource] / Robert J. Russell
Jaw Musculature of the Mourning and White-winged Doves [electronic resource] / Robert L. Merz
Kyphosis and other Variations in Soft-shelled Turtles [electronic resource] / Hobart M. Smith
A New Species of Pocket Gopher (Genus Pappogeomys) From Jalisco, México [electronic resource] / Robert J. Russell
A New Snake of the Genus Geophis From Chihuahua, Mexico [electronic resource] / John M. Legler
The Amphibians and Reptiles of Michoacán, México [electronic resource] / William Edward Duellman
Geographic Distribution and Taxonomy of the Chipmunks of Wyoming [electronic resource] / John A. White
Fishes of the Big Blue River Basin, Kansas [electronic resource] / W. L. Minckley
Speciation and Evolution of the Pygmy Mice, Genus Baiomys [electronic resource] / Robert L. Packard
Mammals of the San Gabriel Mountains of California [electronic resource] / Terry A. Vaughan
A Check-List of the Birds of Idaho [electronic resource] / M. Dale Arvey
Microscopes and Accessory Apparatus : Catalogue No. 40 [electronic resource] / Ernst Leitz
Systematic Status of the Colubrid Snake, Leptodeira discolor Günther [electronic resource] / William Edward Duellman
Through a Microscope : Something of the Science, Together with many Curious Observations Indoor and Out and Directions for a Home-made Microscope. [electronic resource] / Frederick Leroy Sargent
Amphibians and Reptiles of the Rainforests of Southern El Petén, Guatemala [electronic resource] / William Edward Duellman
Index to University of Kansas Publications, Museum of Natural History, Volume 1 : 1946-1950 [electronic resource] / University of Kansas
A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope [electronic resource] / John D. Lynch
The Breeding Birds of Kansas [electronic resource] / Richard F. Johnston
Neotropical Hylid Frogs, Genus Smilisca [electronic resource] / William Edward Duellman
The Systematic Status of Eumeces pluvialis Cope [electronic resource] / Hobart M. Smith
The Gospel of Evolution : From "The Atheistic Platform", Twelve Lectures [electronic resource] / Edward B. Aveling
Natural History of the Prairie Vole (Mammalian Genus Microtus) : [KU. Vol. 1 No. 7] [electronic resource] / E. W. Jameson
The Ancestry of Modern Amphibia : A Review of the Evidence [electronic resource] / Theodore H. Eaton
In New England Fields and Woods [electronic resource] / Rowland Evans Robinson
Aspects of Reproduction and Development in the Prairie Vole (Microtus ochrogaster) [electronic resource] / Henry S. Fitch
Some Reptiles and Amphibians from Korea [electronic resource] / George William Byers
A Quantitative Study of the Nocturnal Migration of Birds [electronic resource] / George H., Lowery
Summer Birds From the Yucatan Peninsula, Mexico [electronic resource] / Erwin E. Klaas
Subspeciation in Pocket Gophers of Kansas, [KU. Vol. 1 No. 11] [electronic resource] / E. Raymond Hall
Geographic Variation in the Pocket Gopher, Thomomys bottae, in Colorado [electronic resource] / Phillip M. Youngman
Speciation of the Wandering Shrew [electronic resource] / James S. Findley
Wild Life in a Southern County [electronic resource] / Richard Jefferies
Darwin, and After Darwin, Volume 3 of 3 : Post-Darwinian Questions: Isolation and Physiological Selection [electronic resource] / George John Romanes
Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz [electronic resource] / John M. Legler
The Descent of Man and Selection in Relation to Sex, Vol. I [electronic resource] / Charles Darwin
A Review of the Middle American Tree Frogs of the Genus Ptychohyla [electronic resource] / William Edward Duellman
A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, México [electronic resource] / William Edward Duellman
The Adventures of a Grain of Dust [electronic resource] / Hallam Hawksworth
Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia) [electronic resource] / Ray D. Burkett
The Biological Problem of To-day : Preformation Or Epigenesis? : The Basis of a Theory of Organic Development [electronic resource] / Oscar Hertwig
Hybridization Between Two Species of Garter Snakes [electronic resource] / Hobart M. Smith
Comparative Breeding Behavior of Ammospiza caudacuta and A. maritima [electronic resource] / Glen Everett Woolfenden
Voyage autour de mon jardin [electronic resource] / Alphonse Karr
The Baculum in Microtine Rodents [electronic resource] / Sydney Anderson
Notes on the Mammals of Gogebic and Ontonagon Counties, Michigan, 1920 : Occasional Papers of the Museum of Zoology, Number 109 [electronic resource] / Lee R. Dice
Jungle Peace [electronic resource] / William Beebe
A Revision of Snakes of the Genus Conophis (Family Colubridae, from Middle America) [electronic resource] / John Wellman
Darwin, and After Darwin, Volume 2 of 3 : Post-Darwinian Questions: Heredity and Utility [electronic resource] / George John Romanes
Five Natural Hybrid Combinations in Minnows (Cyprinidae) [electronic resource] / Frank B. Cross
Ecology of the Opossum on a Natural Area in Northeastern Kansas [electronic resource] / Henry S. Fitch
A New Pocket Gopher (Genus Thomomys), from Eastern Colorado [electronic resource] / E. Raymond Hall
A New Subspecies of Ground Squirrel (Spermophilus spilosoma) from Tamaulipas, Mexico [electronic resource] / Ticul Alvarez
Geographic Variation in the North American Cyprinid Fish, Hybopsis gracilis [electronic resource] / Frank B. Cross
Vertebrates from the Barrier Island of Tamaulipas, México [electronic resource] / Richard F. Johnston
The Descent of Man and Selection in Relation to Sex, Vol. II (1st Edition) [electronic resource] / Charles Darwin
North American Recent Soft-Shelled Turtles (Family Trionychidae) [electronic resource] / Robert G. Webb
Versuche über Pflanzenhybriden [electronic resource] / Gregor Mendel
The Recent Mammals of Tamaulipas, México [electronic resource] / Ticul Alvarez
Pond and Stream [electronic resource] / Arthur Ransome
The Child's Book of the Seasons [electronic resource] / Arthur Ransome
New Subspecies of the Rodent Baiomys from Central America : University of Kansas Publications, Museum of Natural History [electronic resource] / Robert L. Packard
In a Cheshire Garden : Natural History Notes [electronic resource] / Geoffrey Egerton-Warburton
Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae [electronic resource] / Robert J. Russell
On the Variation of Species, with Especial Reference to the Insecta : Followed by an Inquiry into the Nature of Genera [electronic resource] / Thomas Vernon Wollaston
Everyday Adventures [electronic resource] / Samuel Scoville
Pioneers of Evolution from Thales to Huxley : With an Intermediate Chapter on the Causes of Arrest of the Movement [electronic resource] / Edward Clodd
A Civic Biology, Presented in Problems [electronic resource] / George W. Hunter
A Population Study of the Prairie Vole (Microtus ochrogaster) in Northeastern Kansas [electronic resource] / Edwin Perry Martin
Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado [electronic resource] / Charles L. Douglas
The Pocket Gophers (Genus Thomomys) of Utah : University of Kansas Publications, Museum of Natural History, Vol. 1 No. 1 [electronic resource] / Stephen David Durrant
North American Jumping Mice (Genus Zapus) [electronic resource] / Philip H. Krutzsch
The Book of the Aquarium and Water Cabinet ; or, Practical Instructions on the Formation, Stocking, and Mangement, in all Seasons, of Collections of Fresh Water and Marine Life [electronic resource] / Shirley Hibberd
The History of Creation, Vol. 1 (of 2) : Or the Development of the Earth and its Inhabitants by the Action of Natural Causes [electronic resource] / Ernst Haeckel
Systematics of Megachiropteran Bats in the Solomon Islands [electronic resource] / Carleton J. Phillips
Eye Spy : Afield with Nature Among Flowers and Animate Things [electronic resource] / W. Hamilton Gibson
Omphalos : An Attempt to Untie the Geological Knot [electronic resource] / Philip Henry Gosse
Life History and Ecology of the Five-Lined Skink, Eumeces fasciatus [electronic resource] / Henry S. Fitch
An Annotated Check List of the Mammals of Michoacán, México [electronic resource] / E. Raymond Hall
The History of Creation, Vol. 2 (of 2) : Or the Development of the Earth and its Inhabitants by the Action of Natural Causes [electronic resource] / Ernst Haeckel
Charles Darwin : His Life Told in an Autobiographical Chapter, and in a Selected Series of His Published Letters [electronic resource] / Charles Darwin
Significant Achievements in Space Bioscience 1958-1964 [electronic resource] / United States. National Aeronautics and Space Administration
Minstrel Weather [electronic resource] / Marian Storm
Lamarck et son OEuvre [electronic resource] / Emile Corra
Pastoral Days; or, Memories of a New England Year [electronic resource] / W. Hamilton Gibson
Cornell Nature-Study Leaflets : Being a selection, with revision, from the teachers' leaflets, home nature-study lessons, junior naturalist monthlies and other publications from the College of Agriculture, Cornell University, Ithaca, N.Y., 1896-1904 [electronic resource] / New York State College of Agriculture
Lotgevallen van een jeugdigen natuuronderzoeker [electronic resource] / Lucien Biart
Mimicry in Butterflies [electronic resource] / Reginald Crundall Punnett
The Desert World [electronic resource] / Arthur Mangin
The Sea (La Mer) [electronic resource] / Jules Michelet
Winter [electronic resource] / Dallas Lore Sharp
American Weasels [electronic resource] / E. Raymond Hall
The Last Link : Our Present Knowledge of the Descent of Man [electronic resource] / Ernst Haeckel
Subspeciation in the Kangaroo Rat, Dipodomys ordii : KU. Vol 1 No 23 [electronic resource] / Henry W. Setzer
The Face of the Fields [electronic resource] / Dallas Lore Sharp
The Sea Shore [electronic resource] / William S. Furneaux
Fresh Fields [electronic resource] / John Burroughs
In the open : $b intimate studies and appreciations of nature [electronic resource] / Stanton Davis Kirkham
The Sea-beach at Ebb-tide : A Guide to the Study of the Seaweeds and the Lower Animal Life Found Between Tide-marks [electronic resource] / Augusta Foote Arnold
The Fall of the Year [electronic resource] / Dallas Lore Sharp
The Making of Species [electronic resource] / Douglas Dewar
Summer [electronic resource] / Dallas Lore Sharp
Speciation in the Brazilian Spiny Rats [electronic resource] / João Moojen
The Origin of Vertebrates [electronic resource] / Walter Holbrook Gaskell
Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes) [electronic resource] / E. Bruce Holmes
The Other Side of Evolution : Its Effects and Fallacy [electronic resource] / Alexander Patterson
The Spring of the Year [electronic resource] / Dallas Lore Sharp
The Avifauna of Micronesia, Its Origin, Evolution, and Distribution [electronic resource] / Rollin H. Baker
Natural History of the Racer Coluber constrictor [electronic resource] / Henry S. Fitch
Life of Elie Metchnikoff, 1845-1916 [electronic resource] / Olga Metchnikoff
The Microscope [electronic resource] / Andrew Ross
The Mentor : American Naturalists, Vol. 7, Num. 9, Serial No. 181, June 15, 1919 [electronic resource] / Ernest Ingersoll
Birds and Nature Vol. 09 No. 1 [January 1901] [electronic resource] / Various
Buffon's Natural History, Volume 01 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Mineral, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
The Evolutionist at Large [electronic resource] / Grant Allen
Birds and Nature Vol. 09 No. 3 [March 1901] [electronic resource] / Various
Birds and Nature Vol. 11 No. 5 [May 1902] : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 4, No. 3, September 1898 : Illustrated by Color Photography [electronic resource] / Various
Buffon's Natural History. Volume 10 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Birds and All Nature, Vol. 5, No. 1, January 1899 : Illustrated by Color Photography [electronic resource] / Various
The Wonders of Life : A Popular Study of Biological Philosophy [electronic resource] / Ernst Haeckel
Buffon's Natural History, Volume 02 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Mineral, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Birds and All Nature, Vol. 4, No. 5, November 1898 : Illustrated by Color Photography [electronic resource] / Various
Buffon's Natural History. Volume 05 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Riverby [electronic resource] / John Burroughs
Buffon's Natural History. Volume 07 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Birds and Nature Vol. 09 No. 4 [April 1901] [electronic resource] / Various
Problems of Genetics [electronic resource] / William Bateson
Birds and Nature Vol. 11 No. 1 [January 1902] : Illustrated by Color Photography [electronic resource] / Various
Everyday Objects; Or, Picturesque Aspects of Natural History. [electronic resource] / W. H. Davenport Adams
Birds and Nature Vol. 11 No. 2 [February 1902] : Illustrated by Color Photography [electronic resource] / Various
Notes on Collecting and Preserving Natural-History Objects [electronic resource]
Birds and Nature Vol. 11 No. 4 [April 1902] : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 3, No. 3, March 1898 : Illustrated by Color Photography [electronic resource] / Various
Evolution : Its nature, its evidence, and its relation to religious thought [electronic resource] / Joseph LeConte
Spring notes from Tennessee [electronic resource] / Bradford Torrey
A Monograph on the Sub-class Cirripedia (Volume 2 of 2) : The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc. [electronic resource] / Charles Darwin
Buffon's Natural History, Volume 03 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c. [electronic resource] / Georges Louis Leclerc, comte de Buffon
Colouration in Animals and Plants [electronic resource] / Alfred Tylor
Birds and Nature Vol. 09 No. 2 [February 1901] [electronic resource] / Various
Birds and All Nature, Vol. 4, No. 4, October 1898 : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 4, No. 6, December 1898 : Illustrated by Color Photography [electronic resource] / Various
The Organism as a Whole, from a Physicochemical Viewpoint [electronic resource] / Jacques Loeb
Birds and All Nature, Vol. 4, No. 2, August 1898 : Illustrated by Color Photography [electronic resource] / Various
Buffon's Natural History. Volume 04 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Buffon's Natural History. Volume 06 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Carlo Darwin [electronic resource] / Michele Lessona
Buffon's Natural History. Volume 08 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Buffon's Natural History. Volume 09 (of 10) : Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c [electronic resource] / Georges Louis Leclerc, comte de Buffon
Birds and All Nature, Vol. 4, No. 1, July 1898 : Illustrated by Color Photography [electronic resource] / Various
Country Rambles, and Manchester Walks and Wild Flowers : Being Rural Wanderings in Cheshire, Lancashire, Derbyshire, and Yorkshire [electronic resource] / Leo H. Grindon
Birds and All Nature, Vol. 5, No. 2, February 1899 : Illustrated by Color Photography [electronic resource] / Various
Birds and Nature Vol. 11 No. 3 [March 1902] : Illustrated by Color Photography [electronic resource] / Various
Birds and Nature Vol. 09 No. 5 [May 1901] : Illustrated by Color Photography [electronic resource] / Various
Birds and Nature Vol. 08, No. 3, October 1900 : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 7, No. 5, May 1900 : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol 7, No. 2, February 1900 : Illustrated by Color Photography [electronic resource] / Various
Birds and Nature, Vol. 12 No. 4 [September 1902] : Illustrated by Color Photography [electronic resource] / Various
Birds and Nature, Vol. 12 No. 2 [July 1902] : Illustrated by Color Photography [electronic resource] / Various
An Examination of Weismannism [electronic resource] / George John Romanes
Birds and Nature, Vol. 08, No. 5, December 1900 : Illustrated by Color Photography [electronic resource] / Various
Miscellanea Curiosa, Vol. 3 : containing a collection of curious travels, voyages, and natural histories of countries as they have been delivered in to the Royal Society [electronic resource] / Royal Society (Great Britain)
Grundriß der menschlichen Erblichkeitslehre und Rassenhygiene (2/2) : Menschliche Auslese und Rassenhygiene [electronic resource] / Fritz Lenz
Birds and Nature, Vol 10 No. 2 [September 1901] [electronic resource] / Various
Birds and Nature, Vol. 08, No. 1, June 1900 : In Natural Colors [electronic resource] / Various
Birds and Nature, Vol. 08, No. 4, November 1900 : Illustrated by Color Photography [electronic resource] / Various
Grundriß der menschlichen Erblichkeitslehre und Rassenhygiene (1/2) : Menschliche Erblichkeitslehre [electronic resource] / Erwin Baur
Birds and All Nature, Vol. 6, No. 4, November 1899 : In Natural Colors [electronic resource] / Various
Birds and Nature, Vol. 12 No. 3 [August 1902] : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 6, No. 2, September 1899 : Illustrated by Color Photography [electronic resource] / Various
Inheritance of Characteristics in Domestic Fowl [electronic resource] / Charles Benedict Davenport
Mein buntes Buch : Naturschilderungen [electronic resource] / Hermann Löns
The Lay of the Land [electronic resource] / Dallas Lore Sharp
Radioisotopes and Life Processes (Revised) [electronic resource] / Renato Baserga
Studies in the Theory of Descent, Volume I [electronic resource] / August Weismann
Birds and Nature, Vol. 12 No. 5 [December 1902] : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 5, No. 3, March 1899 : Illustrated by Color Photography [electronic resource] / Various
An Elementary Text-book of the Microscope : including a description of the methods of preparing and mounting objects, etc. [electronic resource] / J. W. Griffith
Birds and Nature, Vol. 10 No. 4 [November 1901] [electronic resource] / Various
Studies in the Theory of Descent, Volume II [electronic resource] / August Weismann
Birds and Nature, Vol. 08, No. 2, September 1900 : Illustrated by Color Photography [electronic resource] / Various
Das Mikroskop und seine Anwendung : Ein Leitfaden bei mikroskopischen Untersuchungen [electronic resource] / Hermann Hager
Birds and All Nature, Vol 7, No. 3, March 1900 : Illustrated by Color Photography [electronic resource] / Various
Birds and Nature, Vol. 10 No. 3 [October 1901] [electronic resource] / Various
Elements of Physiophilosophy [electronic resource] / Lorenz Oken
Miscellanea Curiosa, Vol. 1 : Containing a collection of some of the principal phaenomena in nature, accounted for by the greatest philosophers of this age [electronic resource]
Observations of a Naturalist in the Pacific Between 1896 and 1899, Volume 1 : Vanua Levu, Fiji [electronic resource] / H. B. Guppy
Birds and All Nature, Vol. 6, No. 1, June 1899 : Illustrated by Color Photography [electronic resource] / Various
Birds and All Nature, Vol. 6, No. 3, October 1899 : Illustrated by Color Photography [electronic resource] / Various
The modes of origin of lowest organisms : including a discussion of the experiments of M. Pasteur [electronic resource] / H. Charlton Bastian
The Romance of the Microscope : An interesting description of its uses in all branches of science, industry, agriculture, and in the detection of crime, with a short account of its origin, history, and development [electronic resource] / C. A. Ealand
Schutz- und Trutzbündnisse in der Natur [electronic resource] / Wilhelm Bölsche
Birds and All Nature, Vol. 5, No. 4, April 1899 : Illustrated by Color Photography [electronic resource] / Various
The Life and Letters of George John Romanes, M.A., LL.D., F.R.S. [electronic resource] / Ethel Duncan Romanes
The Land's End : A Naturalist's Impressions In West Cornwall, Illustrated [electronic resource] / W. H. Hudson
Birds and All Nature, Vol. 5, No. 5, May 1899 : Illustrated by Color Photography [electronic resource] / Various
The 'Look About You' Nature Study Books, Book 2 [of 7] [electronic resource] / Thomas W. Hoare
Essays on Darwinism [electronic resource] / Thomas Roscoe Rede Stebbing
The 'Look About You' Nature Study Books, Book 3 [of 7] [electronic resource] / Thomas W. Hoare
Essays Upon Heredity and Kindred Biological Problems : Authorised Translation [electronic resource] / August Weismann
Natural Wonders [electronic resource] / Edwin Tenney Brewster
Birds and Nature Vol. 10 No. 5 [December 1901] [electronic resource] / Various
Birds and All Nature, Vol. 7, No. 4, April 1900 [electronic resource] / Various
Birds and All Nature, Vol. 7, No. 1, January 1900 : Illustrated by Color Photography [electronic resource] / Various
Outings at Odd Times [electronic resource] / Charles C. Abbott
Glimpses of Nature, and Objects of Interest Described, During a Visit to the Isle of Wight : Designed to Assist and Encourage Young Persons in Forming Habits of Observation [electronic resource] / Loudon,
The 'Look About You' Nature Study Books, Book 4 [of 7] [electronic resource] / Thomas W. Hoare
Natur und Mensch : Sechs Abschnitte aus Werken von Ernst Haeckel [electronic resource] / Ernst Haeckel
Birds and Nature, Vol. 10 No. 1 [June 1901] [electronic resource] / Various
Life of a Scotch Naturalist : Thomas Edward, Associate of the Linnean Society. : Fourth Edition [electronic resource] / Samuel Smiles
Studies in the Theory of Descent (Volumes 1 and 2) [electronic resource] / August Weismann
Birds and Nature, Vol. 12 No. 1 [June 1902] : Illustrated by Color Photography [electronic resource] / Various
Outlines of Creation [electronic resource] / Elisha Noyce
Ocean Gardens. The History of the Marine Aquarium ; and, the best methods now adopted for its establishment and preservation. [electronic resource] / Henry Noel Humphreys
Section Cutting and Staining : A practical introduction to histological methods for students and practitioners [electronic resource] / Walter S. Colman
Mammals of Washington, Volume 2 : University of Kansas Publications Museum of Natural History [electronic resource] / Walter Woelber Dalquest
Evolution [electronic resource] / Edward Hoare
Pohjoisnavalta päiväntasaajalle : Helppotajuisia esitelmiä [electronic resource] / Alfred Edmund Brehm
Natuurfantazieën [electronic resource] / Geertruida Carelsen
Saguaro National Monument, Arizona [electronic resource] / Natt N. Dodge
Lajien synty : Luonnollisen valinnan kautta [electronic resource] / Charles Darwin
Het Yellowstone-Park [electronic resource] / Hugo de Vries
Treatise on the Anatomy and Physiology of the Mucous Membranes : With Illustrative Pathological Observations [electronic resource] / Xavier Bichat
Studies of Birds Killed in Nocturnal Migration [electronic resource] / Robert Morrow Mengel
The Factors of Organic Evolution [electronic resource] / Herbert Spencer
Last Words on Evolution : A Popular Retrospect and Summary [electronic resource] / Ernst Haeckel
The Haslemere Museum Gazette, Vol. 1, No. 2, June 1906 : A Journal of Objective Education and Field-Study [electronic resource] / Various
Initiative in Evolution [electronic resource] / Walter Kidd
Evolution [electronic resource] / James A. S. Watson
The Methods and Scope of Genetics : An inaugural lecture delivered 23 October 1908 [electronic resource] / William Bateson
The Genetic Effects of Radiation [electronic resource] / Isaac Asimov
Everglades Wildguide : Handbook 143 [electronic resource] / Jean Craighead George
On Growth and Form [electronic resource] / D'Arcy Wentworth Thompson
De afstamming van den mensch : Naar voordrachten in populair-wetenschappelijken vorm bewerkt [electronic resource] / Jan Boeke
On Molecular and Microscopic Science, Volume 1 (of 2) [electronic resource] / Mary Somerville
Section-Cutting : A Practical Guide to the Preparation and Mounting of Sections for the Microscope, Special Prominence Being given to the Subject of Animal Sections [electronic resource] / Sylvester Marsh
Olympic National Park, Washington [electronic resource] / Gunnar O. Fagerlund
Fossils : A Story of the Rocks and Their Record of Prehistoric Life [electronic resource] / Harvey C. Markman
Common Objects of the Microscope [electronic resource] / J. G. Wood
Letters to a Friend, Written to Mrs. Ezra S. Carr, 1866-1879 [electronic resource] / John Muir
Life in the Shifting Dunes : A popular field guide to the natural history of Castle Neck, Ipswich, Massachusetts [electronic resource] / Laurence B. White
Observations of a Naturalist in the Pacific Between 1896 and 1899, Volume 2 : Plant-Dispersal [electronic resource] / H. B. Guppy
Many-Storied Mountains : The Life of Glacier National Park [electronic resource] / Greg Beaumont
The Principles of Biology, Volume 1 (of 2) [electronic resource] / Herbert Spencer
The genetic and the operative evidence relating to secondary sexual characters [electronic resource] / Thomas Hunt Morgan
British Museum (Natural History) General Guide [electronic resource] / British Museum
Select Specimens of Natural History Collected in Travels to Discover the Source of the Nile. Volume 5. [electronic resource] / James Bruce
On Molecular and Microscopic Science, Volume 2 (of 2) [electronic resource] / Mary Somerville
The Natural History of Pliny, Volume 1 (of 6) [electronic resource] / the Elder Pliny
Useful Knowledge : Volume 1. Minerals : Or, a familiar account of the various productions of nature [electronic resource] / William Bingley
The Fall of Man; Or, The Loves of the Gorillas : A Popular Scientific Lecture Upon the Darwinian Theory of Development by Sexual Selection [electronic resource] / Richard Grant White
History of biology [electronic resource] / L. C. Miall
Regeneration [electronic resource] / Thomas Hunt Morgan
Rocky Mountain National Park, Colorado [electronic resource] / Edwin C. Alberts
Useful Knowledge : Volume 2. Vegetables : Or, a familiar account of the various productions of nature [electronic resource] / William Bingley
Useful Knowledge : Volume 3. Animals : Or, a familiar account of the various productions of nature [electronic resource] / William Bingley
A Thousand-Mile Walk to the Gulf [electronic resource] / John Muir
The Natural History of Pliny, Volume 2 (of 6) [electronic resource] / the Elder Pliny
Degeneration : A Chapter in Darwinism [electronic resource] / E. Ray, Lankester
The Natural History of Pliny, Volume 5 (of 6) [electronic resource] / the Elder Pliny
The Natural History of Pliny, Volume 3 (of 6) [electronic resource] / the Elder Pliny
Index of the Project Gutenberg Works of Charles Darwin [electronic resource] / Charles Darwin
The South Country [electronic resource] / Edward Thomas
Hampshire Days [electronic resource] / W. H. Hudson
Index of the Project Gutenberg Works of John Fiske [electronic resource] / John Fiske
Index of the Project Gutenberg Works of John Burroughs [electronic resource] / John Burroughs
The Boys' and Girls' Pliny : Being parts of Pliny's "Natural History" edited for boys and girls, with an Introduction [electronic resource] / the Elder Pliny
In the Wilds of South America [electronic resource] / Leo E. Miller
Biology and Its Makers : With Portraits and Other Illustrations [electronic resource] / William A. Locy
The Preparation and Mounting of Microscopic Objects [electronic resource] / Thomas, microscopist Davies
The Natural History of Pliny, Volume 4 (of 6) [electronic resource] / the Elder Pliny
The Sea and Its Living Wonders : A Popular Account of the Marvels of the Deep and of the Progress of Martime Discovery from the Earliest Ages to the Present Time [electronic resource] / G. Hartwig
The philosophy of biology [electronic resource] / James Johnstone
Evolution and Adaptation [electronic resource] / Thomas Hunt Morgan
The History of Badlands National Monument and the White River (Big) Badlands of South Dakota [electronic resource] / Robert A. Grom
The Polar World : A popular description of man and nature in the Arctic and Antarctic regions of the globe [electronic resource] / G. Hartwig
Über den Bildungstrieb [electronic resource] / Johann Friedrich Blumenbach
The Microscope. Its History, Construction, and Application 15th ed. : Being a familiar introduction to the use of the instrument, and the study of microscopical science [electronic resource] / Jabez Hogg
The Natural History of Pliny, Volume 6 (of 6) [electronic resource] / the Elder Pliny
The Tropical World : Aspects of man and nature in the equatorial regions of the globe. [electronic resource] / G. Hartwig
De Bonte Wei [electronic resource] / Jac. P. Thijsse
An Introduction to Nature-study [electronic resource] / E. Stenhouse
Diversions of a Naturalist [electronic resource] / E. Ray, Lankester
In the Christmas Woods : Being the introductory essay of a series on observations of nature through the year [electronic resource] / Adeline Knapp
Essays on the Microscope : Containing a Practical Description of the Most Improved Microscopes, a General History of Insects, etc., etc. [electronic resource] / George Adams
The Living Museum, Vol. XV No. 6, October 1953 [electronic resource] / Various
Greek Biology and Greek Medicine [electronic resource] / Charles Singer
Young Folks' Nature Field Book [electronic resource] / J. Alden Loring
Life and death [electronic resource] / A. Dastre
Antony van Leeuwenhoek, de ontdekker der infusorien, 1675-1875 [electronic resource] / P. J. Haaxman
Woodland Paths [electronic resource] / Winthrop Packard
Wood Wanderings [electronic resource] / Winthrop Packard
Charles Darwin and the Theory of Natural Selection [electronic resource] / Edward Bagnall, Poulton
Wildwood Ways [electronic resource] / Winthrop Packard
An Attempt to Investigate the Seat of Animal Life [electronic resource] / Henry Curtis
Literary Pilgrimages of a Naturalist [electronic resource] / Winthrop Packard
The Clerk of the Woods [electronic resource] / Bradford Torrey
Van de Noordpool naar den Aequator : Blikken in het groote rijk der schepping [electronic resource] / Alfred Edmund Brehm
The Evolution Theory, Vol. 1 of 2 [electronic resource] / August Weismann
The Evolution Theory, Vol. 2 of 2 [electronic resource] / August Weismann
Wild Pastures [electronic resource] / Winthrop Packard
Essays of a Biologist [electronic resource] / Julian Huxley
Darwinism. The Noachian Flood : A lecture delivered before the Torquay Natural History Society, Jan. 31st, 1870 [electronic resource] / Thomas Roscoe Rede Stebbing
Intelligence in Plants and Animals : Being a New Edition of the Author's Privately Issued "Soul and Immortality." [electronic resource] / Thomas G. Gentry
Irritability : A Physiological Analysis of the General Effect of Stimuli in Living Substance [electronic resource] / Max Verworn
Am Teich- und Flußufer [electronic resource] / Arabella B. Buckley
In sloot en plas [electronic resource] / Eli Heimans
Shells and pebbles : A story for children [electronic resource] / Anonymous
The Lone Swallows [electronic resource] / Henry Williamson
The case against evolution [electronic resource] / George Barry O'Toole
Lente [electronic resource] / Jac. P. Thijsse
Footing it in Franconia [electronic resource] / Bradford Torrey
Darwinism stated by Darwin himself : Characteristic passages from the writings of Charles Darwin [electronic resource] / Charles Darwin
The Principles of Biology, Volume 2 (of 2) [electronic resource] / Herbert Spencer
Through a pocket lens [electronic resource] / Henry Scherren
Über die Entstehung der Arten im Thier- und Pflanzen-Reich durch natürliche Züchtung [electronic resource] / Charles Darwin
Field, Forest and Farm : Things interesting to young nature-lovers, including some matters of moment to gardeners and fruit-growers [electronic resource] / Jean-Henri Fabre
Mendel's principles of heredity : A defence [electronic resource] / William Bateson
Aus der Schneegrube [electronic resource] / Wilhelm Bölsche
De afstamming van den mensch en de seksueele teeltkeus (deel 1 van 2) [electronic resource] / Charles Darwin
The Foot-prints of the Creator : $b or, The Asterolepis of Stromness [electronic resource] / Hugh Miller
From North Pole to Equator : Studies of Wild Life and Scenes in Many Lands [electronic resource] / Alfred Edmund Brehm
Nature's invitation : Notes of a bird-gazer, North and South [electronic resource] / Bradford Torrey
Heroes of science : $b Botanists, zoologists, and geologists [electronic resource] / P. Martin Duncan
Some possible bearings of genetics on pathology [electronic resource] / Thomas Hunt Morgan
Mazedonien : $b Erlebnisse und Beobachtungen eines Naturforschers im Gefolge des deutschen Heeres [electronic resource] / Franz Doflein
The illustrated story of evolution [electronic resource] / Marshall J. Gauvin
A world of green hills : $b Observations of nature and human nature in the Blue Ridge [electronic resource] / Bradford Torrey
Luonnon ihmeitä [electronic resource] / O. A. Joutsen
Le monde de la mer [electronic resource] / Alfred Moquin-Tandon
Naturstudien im Hause : $b Plaudereien in der Dämmerstunde; ein Buch für die Jugend [electronic resource] / Karl Kraepelin
Nature readers : $b Seaside and wayside No. 2 [electronic resource] / Julia McNair Wright
Guide to the study of animal ecology [electronic resource] / Charles C. Adams
Nature readers : $b Sea-side and way-side. No. 1 [electronic resource] / Julia McNair Wright
Darwin [electronic resource] / Gamaliel Bradford
New-England's rarities discovered : $b In birds, beasts, fishes, serpents, and plants of that country [electronic resource] / Edward Tuckerman
Haeckel : $b his life and work [electronic resource] / Wilhelm Bölsche
Where the forest murmurs : $b Nature essays [electronic resource] / William Sharp