You’re at the park wearing a heavy winter coat, a beanie, gloves, a scarf, and warm boots—and you’re still numb and shivering from the cold. Then you notice a robin hopping from branch to branch.

Researchers and volunteers in Texas documented birds of different species preening one another. Experts say the behavior may be more common than documented.

"The introductory chapters give a detailed overview of the feather - how feathers developed, the parts of a single feather, and the variety of types of feathers on a bird. In the feather ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ...

“Awkward” would probably be the most benevolent word I could use to describe the explosive launch into flight of the California quail. Certainly, the words graceful or athletic do not come to mind. A ...

Explore the colors of songbird migration in a photo essay that displays the ways distance and timing affect plumage. In late summer and autumn, millions of birds fly above our heads, often at night, ...

Migratory birds are specially adapted to find their way over extreme distances that represent remarkable tests of endurance. Now, researchers reporting December 6 in the journal Current Biology have ...

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 ...