The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

A rare yellow grosbeak, native to Mexico, drew birders nationwide to a Berryville Ranch. Shianne Hunnicutt said the yellow bird has been visiting her feeder.

Researchers recently discovered that dozens of species in the flamboyant family are biofluorescent, emitting a gleaming light ...

At least 112 North American bird species have lost more than half their populations in the past 50 years, according to a new ...

A survey of museum specimens reveals that more than a dozen species of the birds sport biofluorescence in feathers, skin or even inside their throats.

More than 600 bird species have been spotted in California, making up about two-thirds of all bird species in North ... on Santa Cruz Island, and the Yellow-billed Magpie (Pica nuttalli ...

For several decades, waterfowl stood out as a conservation bright spot with populations of ducks growing nationwide even as many other groups of birds declined in the U.S. At least 112 North ...

Thailand is home to more than 1,100 species of birds and is a crucial ... already takes care of all the protected areas in Thailand. Projects focusing on yellow-breasted buntings in rice fields ...

Most people picture a rooster as a red-combed farm bird that crows at sunrise. But not all chickens fit that mold. Some have ...

Despite biofluorescence being especially prominent in males, attracting a mate might not be all it is useful for, as these birds might also ... up glowing green or yellow-green.