Books in Animal (sorted by popularity)
- A New Bat (Myotis) From Mexico E. Raymond Hall 54 downloads
- Freshwater Sponges, Hydroids & Polyzoa Nelson Annandale 53 downloads
- A New Pocket Gopher (Thomomys) and A New Spiny Pocket Mouse (Liomys) from Michoacán, Mexico E. Raymond Hall and Bernardo Villa Ramírez 52 downloads
- Wild Birds in City Parks Herbert Eugene Walter and Alice Hall Walter 52 downloads
- The Story of an Ostrich: An Allegory and Humorous Satire in Rhyme. I. J. Potter 52 downloads
- A New Subspecies of Slider Turtle (Pseudemys scripta) from Coahuila, México John M. Legler 51 downloads
- The Mammals of Warren Woods, Berrien County, Michigan Lee R. Dice 50 downloads
- Distribution of Some Nebraskan Mammals J. Knox Jones 50 downloads
- A New Pocket Gopher (Genus Thomomys), from Eastern Colorado E. Raymond Hall 49 downloads
- A New Subspecies of Pocket Mouse from Kansas E. Raymond Hall 49 downloads
- Descriptions of Three New Birds from the Belgian Congo James Paul Chapin 48 downloads
- A New Pocket Mouse (Genus Perognathus) from Kansas E. Lendell Cockrum 48 downloads
- Neotropical Bats from Western México Sydney Anderson 47 downloads
- Food Habits of the Thrushes of the United States F. E. L. Beal 47 downloads
- Comments on the Taxonomy and Geographic Distribution of Some North American Rodents E. Raymond Hall and Keith R. Kelson 44 downloads
- Two New Moles (Genus Scalopus) from Mexico and Texas Rollin H. Baker 44 downloads
- The Pigmy Woodrat, Neotoma goldmani, Its Distribution and Systematic Position Rollin H. Baker and Dennis G. Rainey 43 downloads