A 56 million-year-old fossil bone helps explain how this (mostly) flightless family of birds spread to so many different ...

Each year, as winter approaches, many bird species undertake an exhausting migration, sometimes hundreds or even thousands of ...

According to bird experts Kenn and Kimberly Kaufman, much about bird flying is dependent on the species, season, and what else the bird is doing. Songbirds that feed on insects vary in the elevation ...

Researchers examined dozens of bird species in museum collections looking for differences in the feathers and bodies between birds that can fly and birds that can't. They found that when birds evolve ...

NASHVILLE, Tenn. (WKRN) — A gusty northerly wind has blown in some cooler and less humid air into Tennessee and Kentucky. Along with cooler temperatures, the north wind is helping birds migrate south ...

As millions of birds migrate south for the winter, many face dangerous obstacles on their journey, and experts say people can ...

Birds can fly—at least, most of them can. Flightless birds like penguins and ostriches have evolved lifestyles that don't require flight. However, there's a lot that scientists don't know about how ...

Bird advocates are urging Wisconsin residents to turn off outdoor lights after dark Oct. 10 to help protect birds migrating ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a new study in the journal Evolution, researchers ...

Scientists examined hundreds of birds in museum collections and discovered a suite of feather characteristics that all flying birds have in common. These 'rules' provide clues as to how the dinosaur ...