Spring weather has finally arrived, ushering in a sensory feast of nature's sights, sounds and scents after the barrenness of winter. We humans feel joyful at the prospect of long days filled with ...

Researchers have found that a tropical species of hummingbird called a black jacobin makes vocal sounds with an unusually high-frequency pitch that falls outside birds' normal hearing range. It's not ...

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, ...

Anna's hummingbird flying in the experimental setup, drinking sugar water from a fake flower. Credit: Lentink Lab / Stanford University. Anna's hummingbird flying in the experimental setup, drinking ...

Researchers observed hummingbirds using 12 high-speed cameras, 6 pressure plates and 2176 microphones. The soft and complex feathered wings generate sound in a fashion similar to how the simpler wings ...