Books in Animal (sorted by popularity)
- Habits, Haunts and Anecdotes of the Moose and Illustrations from Life Charles Albert Jones 61 downloads
- A New Subspecies of Bat (Myotis velifer) from Southeastern California and Arizona Terry A. Vaughan 60 downloads
- A Check-List of the Birds of Idaho M. Dale Arvey 60 downloads
- Geographic Variation in the Pocket Gopher, Thomomys bottae, in Colorado Phillip M. Youngman 59 downloads
- Taxonomy and Distribution of Some American Shrews James S. Findley 59 downloads
- The Mental Life of Monkeys and Apes: A Study of Ideational Behavior Robert Mearns Yerkes 59 downloads
- A New Genus of Pennsylvanian Fish (Crossopterygii, Coelacanthiformes) from Kansas Joan Echols 59 downloads
- The Pigmy Woodrat, Neotoma goldmani, Its Distribution and Systematic Position Rollin H. Baker and Dennis G. Rainey 58 downloads
- Natural History of the Brush Mouse (Peromyscus boylii) in Kansas With Description of a New Subspecies Charles Alan Long 58 downloads
- Wild Birds in City Parks Herbert Eugene Walter and Alice Hall Walter 58 downloads
- North American Yellow Bats, 'Dasypterus,' and a List of the Named Kinds of the Genus Lasiurus Gray E. Raymond Hall and J. Knox Jones 57 downloads
- A New Pocket Mouse (Genus Perognathus) from Kansas E. Lendell Cockrum 56 downloads
- Taxonomic Notes on Mexican Bats of the Genus Rhogeëssa E. Raymond Hall 56 downloads
- Additions to the List of the Birds of Louisiana Jr. George H. Lowery 55 downloads
- Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas James E. Deacon 55 downloads
- Mammals of the Grand Mesa, Colorado Sydney Anderson 55 downloads
- Birds Found on the Arctic Slope of Northern Alaska James W. Bee 54 downloads
- The Postnatal Development of Two Broods of Great Horned Owls (Bubo virginianus) Donald Frederick Hoffmeister and Henry W. Setzer 54 downloads
- Two New Pocket Gophers from Wyoming and Colorado E. Raymond Hall and H. Gordon Montague 53 downloads
- Geographic Distribution of the Pocket Mouse, Perognathus fasciatus J. Knox Jones 53 downloads
- Subspeciation in the Meadow Mouse, Microtus montanus, in Wyoming and Colorado Sydney Anderson 53 downloads
- A New Long-eared Myotis (Myotis evotis) From Northeastern Mexico Rollin H. Baker and Howard J. Stains 53 downloads
- A New Bat (Genus Pipistrellus) from Northeastern Mexico Rollin H. Baker 52 downloads
- Geographic Range of the Hooded Skunk, Mephitis macroura E. Raymond Hall and Walter Woelber Dalquest 52 downloads
- Taxonomic Status of Some Mice of The Peromyscus boylii Group in Eastern Mexico, With Description of a New Subspecies Ticul Alvarez 52 downloads