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?

The hummingbird is named after its pleasant humming sound when it hovers in front of flowers to feed. But only now has it become clear how the wing generates the hummingbird's namesake sound when it ...

COLUMBUS, Ohio (WCMH) – Some of the smallest species of birds in the world known for their bright metallic feathers and the humming sound created by their wings are traveling north for the summer, and ...

All air-breathing vertebrates have a larynx—a structure of muscles and folds that protects the trachea and, in many animals, vibrates and modulates to produce a stunning array of sounds. But birds, ...

Easter is just a couple of weeks away, and right behind the basket-carrying bunny will be real-life hummingbirds returning from wintering grounds in Central America. And, putting out feeders ready to ...

Q. I really enjoy seeing hummingbirds in my yard every summer. Do you have any suggestions for making my garden more attractive to them? Many people like to put out feeders filled with sugar water to ...