WASHINGTON (AP) — Perched on a flowering shrub on a windy Andean mountainside, the tiny Ecuadorian Hillstar hummingbird chirps songs of seduction that only another bird of its kind can hear. As the ...
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 ...
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 ...
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