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 ...

Owls hoot and geese honk, but the black Jacobin hummingbird sounds like a cricket. The Brazilian bird's song is so high-pitched that neuroscientist Claudio Mello didn't even realize at first that a ...

For decades, scientists have known that only a few groups of birds—songbirds, parrots, and hummingbirds—can learn to produce ...

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 ...

One of the first signs of spring are the sounds of birds chirping in search of food, nesting grounds, and a potential mate. But sometimes those bird calls aren’t coming from the source you’d expect.

Spring is here and some tiny, feathered friends will soon be returning to Iowa. Hummingbirds, the birds who get their name from the sound their fast wings make, can expect to be spotted for several ...