(v2021) is a compilation of curated audio files covering songs, calls, flight calls, and other sounds for 901 species found in the United States
The Cornell Guide to Bird Sounds: United States and Canada
Songs and rhymes about birds for preschool Pre-K and Kindergarten
Bird Sounds Spectacular : Morning Bird Sound
Become a Better Birder with Bird Songs 101 - Bird Buddy Blog
Learn 30 Spring Common Backyard Bird Songs and Calls (Central and
Bird Songs: 250 North American Birds in Song: Dunn, Jon L
Bird Sounds
THE BIRD'S SONG: Learn from birds how to live in the now
Free Bird Sounds, Songs, and Rhymes for Circle Time - Living Montessori Now
Songs About Birds - Schlitz Audubon
Learn Bird Songs The Fun Way - Larkwire
Bird Songs for Cats, Listen here