In 2017 I reviewed the first in the two-book set of Peterson reference guides to bird sounds of North America, east then, west in hand today. I was dubious about using them. On second look, both of ...

About the book: Bird songs and calls are at least as important as visual field marks in identifying birds. Yet short of memorizing each bird’s repertoire, it’s difficult to sort through them all. Now, ...

Birds, although they have larynges, use a different organ to sing. Called a syrinx, it's a uniquely avian feature. Now, a team that brings together physics, biology, computation and engineering finds ...

If you’ve ever heard a bird sing and wondered how you could possibly figure out what type of bird it could be without laboriously searching through recordings, The Cornell Lab of Ornithology now has ...

Unique trills, calls, chirps, gurgling, and whistles are crucial components in nature's soundscapes. (Pictured: Male Indigo Bunting) Dawn Scranton via Wikimedia Commons under CC BY 2.0 "It was a ...

We can now listen to songs that a small Argentinian bird thought of in its sleep. Listening to such songs across more species of birds could inform the debate on how birds dream. Physicist Gabriel ...