Books in Animal (sorted by popularity)
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Ecological Studies of the Timber Wolf in Northeastern Minnesota L. David Mech, Louis Daniel Frenzel, Robert R. Ream, John W. Winship, and P. D. Karns 172 downloads
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The Adductor Muscles of the Jaw In Some Primitive Reptiles Richard C. Fox 171 downloads
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A Guide for the Study of Animals Worrallo Whitney, Frederic Colby Lucas, Harold Brough Shinn, and Mabel Elizabeth Smallwood 171 downloads
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The Woodpeckers Fannie Hardy Eckstorm 171 downloads
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Birds Illustrated by Color Photography, Vol. 3, No. 2 [February, 1898] Various 169 downloads
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A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea Henry S. Fitch 165 downloads
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A Taxonomic Study of the Middle American Snake, Pituophis deppei William Edward Duellman 164 downloads
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Description of a New Softshell Turtle from the Southeastern United States Robert G. Webb 163 downloads
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The Subspecies of the Mountain Chickadee Joseph Grinnell 162 downloads
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Ducks and Geese Harry M. Lamon and Rob R. Slocum 159 downloads
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Middle American Frogs of the Hyla microcephala Group William Edward Duellman and M. J. Fouquette 157 downloads
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Birds, Illustrated by Color Photography, Vol. 1, No. 6 Various 156 downloads
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Noteworthy Mammals from Sinaloa, Mexico Ticul Alvarez, J. Knox Jones, and M. Raymond Lee 156 downloads
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Myology and Serology of the Avian Family Fringillidae: A Taxonomic Study William B. Stallcup 156 downloads
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A Quantitative Study of the Nocturnal Migration of Birds Jr. George H. Lowery 155 downloads
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Genera and Subgenera of Chipmunks John A. White 155 downloads
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Fur Farming A. R. Harding 155 downloads
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Seaside Studies in Natural History. Marine Animals of Massachusetts Bay. Radiates. Elizabeth Cabot Cary Agassiz and Alexander Agassiz 155 downloads
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Thoracic and Coracoid Arteries In Two Families of Birds, Columbidae and Hirundinidae Marion Anne Jenkinson 154 downloads
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The Mammals of Washtenaw County, Michigan Norman Asa Wood 150 downloads
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Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas James E. Deacon 150 downloads
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A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope John D. Lynch 149 downloads
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Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains Henry S. Fitch and T. Paul Maslin 149 downloads
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Fishes of Chautauqua, Cowley and Elk Counties, Kansas Artie L. Metcalf 148 downloads
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Speciation of the Wandering Shrew James S. Findley 148 downloads