Ornithography: An Illustrated Guide to Bird Lore & Symbolism (Volume 2)
Birdwatching Nature Field Guides
The Hidden Lives of Owls: The Science and Spirit of Nature's Most Elusive Birds
AMNH Birds of North America
The Sibley Field Guide to Birds of Eastern North America: Second Edition
Collins Bird Guide: An essential field guide for birdwatchers of all skill levels
Peterson Field Guide To Birds Of Western North America, Fifth Edition
Birds of Panama Field Guide and Logbook: An Essential Birdwatching Guide with Identification Tips for 60 Common Bird Species in Panama
National Audubon Society Field Guide to North American Birds--E: Eastern Region - Revised Edition
