BACKYARD BIRDSONG GUIDE EASTERN AND CENT (cl) (Cornell Lab of Ornithology)
BACKYARD BIRDSONG GUIDE WESTERN NORTH AM (cl) (Cornell Lab of Ornithology)
Listen to the Birds
The Backyard Birdsong Guide: Eastern and Central North America, A Guide to Listening (Backyard Birdsong Guides)
The Singing Life Of Birds: The Art And Science Of Listening To Birdsong
Birdsong For The Curious Naturalist: Your Guide to Listening
Listening to a Continent Sing: Birdsong by Bicycle from the Atlantic to the Pacific
Acoustic Communication in Birds, Vol. 2: Song Learning and Its Consequences
Acoustic Communication in Birds, Volume 1: Production, Perception & Design Features of Sounds
Birdsong by the Seasons: A Year of Listening to Birds