The songs a bird sings while dreaming have been revealed for the first time. Researchers at the University of Buenos Aires created a way to track the vocal muscle activity of birds as they sleep, and ...

Explore why birds sing in the morning. Discover the biological factors behind their vibrant morning chorus and joyful songs.

Source: fir0002, via Wikimedia Commons. Traditionally, birdsong has been viewed as a male trait, and this bias has dominated research on the behavior. “For a long time, scientists thought that female ...

In my yard in Decatur the other morning, an unseen bird in a shrub belted out something that sounded like, “Drink your teeeee!” I knew immediately that it was an Eastern towhee. Then, a loud “cheerily ...

Researchers have tracked muscle contractions in a bird's vocal tract, and reconstructed the song it was silently singing in its sleep. The resulting audio is a very specific call, allowing the team to ...

Bird song is beautiful and fascinating. I love hearing the first songs of returning lazuli buntings, western tanagers and Bullock’s orioles this time of year. And it’s fun to chase down some mystery ...

Spring is the time to tune your ears to melodies and call notes of songbirds, as males sing their hearts out during spring breeding season. The Cornell Lab of Ornithology released the Merlin app in ...

Waking up to the dawn chorus of birds — one of the natural world’s greatest symphonies — is a joy like no other. It’s not surprising that bird-watching has become an increasingly popular hobby. A ...