Books in Animal (sorted by popularity)
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Birds, Illustrated by Color Photography, Vol. 2, No. 6 Various 165 downloads
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The Systematics of the Frogs of the Hyla Rubra Group in Middle America Juan R. León 165 downloads
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Bee Hunting: A Book of Valuable Information for Bee Hunters John Ready Lockard 164 downloads
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On Snake-Poison: Its Action and Its Antidote A. Mueller 164 downloads
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Humpback Whales in Glacier Bay National Monument, Alaska United States. Marine Mammal Commission 164 downloads
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The Subspecies of the Mountain Chickadee Joseph Grinnell 164 downloads
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The Autobiography of a Monkey Albert Bigelow Paine 163 downloads
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Profitable Squab Breeding Carl Dare 163 downloads
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A Population Study of the Prairie Vole (Microtus ochrogaster) in Northeastern Kansas Edwin Perry Martin 163 downloads
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Genera and Subgenera of Chipmunks John A. White 162 downloads
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Habits, Haunts and Anecdotes of the Moose and Illustrations from Life Charles Albert Jones 162 downloads
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Thoracic and Coracoid Arteries In Two Families of Birds, Columbidae and Hirundinidae Marion Anne Jenkinson 162 downloads
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In New England Fields and Woods Rowland Evans Robinson 159 downloads
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Aspects of Reproduction and Development in the Prairie Vole (Microtus ochrogaster) Henry S. Fitch 158 downloads
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Five Natural Hybrid Combinations in Minnows (Cyprinidae) Frank B. Cross and W. L. Minckley 157 downloads
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Birds, Illustrated by Color Photography, Vol. 1, No. 6 Various 157 downloads
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British Butterflies: Figures and Descriptions of Every Native Species W. S. Coleman 156 downloads
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Home Range and Movements of the Eastern Cottontail in Kansas Donald W. Janes 155 downloads
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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 155 downloads
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Natural History of the Prairie Vole (Mammalian Genus Microtus) E. W. Jameson 152 downloads
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A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, México William Edward Duellman 151 downloads
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The Recent Mammals of Tamaulipas, México Ticul Alvarez 151 downloads
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Fishes of Chautauqua, Cowley and Elk Counties, Kansas Artie L. Metcalf 151 downloads
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Genera of Leptodactylid Frogs in México John D. Lynch 150 downloads
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Mammals of the San Gabriel Mountains of California Terry A. Vaughan 150 downloads