National Geographic The Photo Ark: One Man's Quest to Document the World's Animals

Grizzly Confidential: An Astounding Journey into the Secret Life of North America’s Most Fearsome Predator

The Sixth Extinction: An Unnatural History

National Audubon Society Field Guide to North American Mammals (National Audubon Society Field Guides)

Bats: An Illustrated Guide to All Species

Snow Leopard: Fascinating Animal Facts for Kid (This Incredible Planet)

Photo Ark: 50 Postcards

The Breath of a Whale: The Science and Spirit of Pacific Ocean Giants

The Hummingbird Book: The Complete Guide to Attracting, Identifying, and Enjoying Hummingbirds

Gray Wolf: Fascinating Animal Facts for Kids (This Incredible Planet)