Hummingbirds: A Life-size Guide to Every Species

Birds of Kentucky Field Guide (Bird Identification Guides)

Birds of the Photo Ark

Birds of New Jersey Field Guide (Bird Identification Guides)

Birds of Louisiana & Mississippi Field Guide (Bird Identification Guides)

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

National Geographic Complete Birds of North America, 3rd Edition: Featuring More Than 1,000 Species With the Most Detailed Information Found in a Single Volume

In The Shadow Of Man

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

Birds, Sex and Beauty: The Extraordinary Implications of Charles Darwin's Strangest Idea