Africa In My Blood: An Autobiography in Letters: The Early Years – A Dramatic Memoir of Revolutionary Chimpanzee Science in the Wilderness

Eating Stone: Imagination and the Loss of the Wild

East African Mammals: An Atlas of Evolution in Africa, Volume 2, Part B: Hares and Rodents (Volume 3)

Scat Finder: Identifying Mammal Scat in Eastern North America (Nature Study Guides)

Dog Is Love: Why and How Your Dog Loves You

Bears: The Mighty Grizzlies of the West (Wild in the West)

Why We Run: A Natural History

Last Stand: George Bird Grinnell, the Battle to Save the Buffalo, and the Birth of the New West

Bears (Mini Encyclopedias)

Alaska Bear Tales