Books in Animal (sorted by popularity)
- Extensions of Known Ranges of Mexican Bats Sydney Anderson 40 downloads
- Mammals of the Grand Mesa, Colorado Sydney Anderson 40 downloads
- A New Species of Wood Rat (Neotoma) from Northeastern Mexico Ticul Alvarez 40 downloads
- A New Pocket Gopher (Thomomys) and A New Spiny Pocket Mouse (Liomys) from Michoacán, Mexico E. Raymond Hall and Bernardo Villa Ramírez 40 downloads
- Journal of Entomology and Zoology, Vol. 11, No. 4, December 1919 Various 39 downloads
- Two New Moles (Genus Scalopus) from Mexico and Texas Rollin H. Baker 39 downloads
- Comments on the Taxonomy and Geographic Distribution of Some North American Marsupials, Insectivores and Carnivores E. Raymond Hall and Keith R. Kelson 39 downloads
- Descriptions of Three New Birds from the Belgian Congo James Paul Chapin 39 downloads
- Two New Pocket Gophers from Wyoming and Colorado E. Raymond Hall and H. Gordon Montague 39 downloads
- The Breeding Birds of Kansas Richard F. Johnston 38 downloads
- A New Bat (Myotis) From Mexico E. Raymond Hall 37 downloads
- Mutineer Robert Shea 36 downloads
- A New Pocket Gopher (Genus Thomomys), from Eastern Colorado E. Raymond Hall 36 downloads
- A New Subspecies of Lizard, Cnemidophorus sacki, from Michoacán, México William Edward Duellman 36 downloads
- Bees from British Guiana Theodore D. A. Cockerell 35 downloads
- The Story of an Ostrich: An Allegory and Humorous Satire in Rhyme. I. J. Potter 35 downloads
- A New Long-eared Myotis (Myotis evotis) From Northeastern Mexico Rollin H. Baker and Howard J. Stains 35 downloads
- A New Subspecies of Ground Squirrel (Spermophilus spilosoma) from Tamaulipas, Mexico Ticul Alvarez 35 downloads
- A New Species of Frog (Genus Tomodactylus) from Western México Robert G. Webb 34 downloads
- A New Bat (Genus Leptonycteris) From Coahuila Howard J. Stains 33 downloads
- Three New Beavers from Utah Stephen David Durrant and Harold S. Crane 33 downloads
- A New Tortoise, Genus Gopherus, From North-central Mexico John M. Legler 33 downloads
- Geographic Variation in Red-backed Mice (Genus Clethrionomys) of the Southern Rocky Mountain Region E. Lendell Cockrum and Kenneth Leonard Fitch 33 downloads
- Taxonomic Status of Some Mice of The Peromyscus boylii Group in Eastern Mexico, With Description of a New Subspecies Ticul Alvarez 33 downloads
- Descriptions of Two Species of Frogs, Genus Ptychohyla William Edward Duellman 33 downloads