When a male Anna’s hummingbird pulls out of a courtship dive at roughly 60 miles per hour, the air ripping through his outer tail feathers produces a loud, sharp chirp. It is not a vocalization. No ...
Hummingbirds are well known for their hovering antics and being able to fly backwards. But these little guys have another idiosyncrasy—in some species, the males make loud noises with their tail ...
Add Yahoo as a preferred source to see more of our stories on Google. A male Green Violetear hummingbird flies in Costa Rica. These colorful birds are found in Central American forests. In Ecuador's ...
Claudio Mello was conducting research in Brazil’s Atlantic Forest about 20 years ago when he heard a curious sound. It was high-pitched and reedy, like a pin scratching metal. A cricket? A tree frog?
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