Mammals

A New Pocket Gopher (Genus Thomomys), from Eastern Colorado

Gorillas & Chimpanzees

The Trail of the Elk

Rolf in the Woods

KAZAN (Including the Sequel – Baree, Son Of Kazan)

Puget Sound Orca in Captivity

Horses

The jungle folk of Africa

Monarch, the Big Bear of Tallac

Aristotle's History of Animals. In Ten Books

The Arctic World : Its plants, animals, and natural phenomena

The little book of British quadrupeds

A history of land mammals in the western hemisphere

The Grizzly King

How to Select Cows or, The Guenon system simplified, explained, and practically applied

The hermit hunter of the wilds

Catching of the whale and seal

Wild beasts