A Most Remarkable Creature: The Hidden Life of the World's Smartest Birds of Prey

Birds of Kansas Field Guide (Bird Identification Guides)

Birds of Wyoming Field Guide: Includes Yellowstone & Grand Teton National Parks (Bird Identification Guides)

Birds of Costa Rica (Princeton Field Guides)

The Birds of Panama: A Field Guide (Zona Tropical Publications)

Birds of Italy: Second Edition (Helm Wildlife Guides)

American Birding Association Field Guide to Birds of Hawaii (American Birding Association State Field)

Kingbird Highway: The Biggest Year in the Life of an Extreme Birder

Illinois Birds: A Folding Pocket Guide to Familiar Species (Nature Observation North America)

New York State Birds: A Folding Pocket Guide to Familiar Species (Nature Observation North America)