Birds are warm-blooded vertebrates (vertebrates have backbones) and are the only animals with feathers. Although all birds have wings, a few species can't fly.

The unlikely comeback of America’s most endangered songbird Conservationists went to dramatic lengths to save the birds, including pumping boiling hot water into the ground to ward off fire ants.

HOW THEY BEHAVE Brown thrashers are aggressive birds that are fiercely protective of their nests and territories. But they’re also superstar singers. The male brown thrasher can sing more songs than …

Learn about the dozens of species called birds of paradise. Discover the dramatic, brightly colored plumage that sets them apart from their peers.

Using more than half a million records collected from five migration sites in the Northeast and Great Lakes regions, scientists have revealed that birds of different species form lasting ...

Looking across the assortment of birds featured here, you’ll notice that each species is vastly different from the others, either in color, shape, or feather arrangement.

Atlantic puffins are birds that live at sea most of their lives. They fly through the air like most birds, but they also "fly" through the water, using their wings as paddles.

Courtship for these monogamous birds also takes place in flight. Their mating ritual begins with a “fish flight,” which is when a male Arctic tern swoops over a migratory camp carrying a fish ...

Scientists are researching how coots and other birds adapt to urban environments and whether that move is even a good thing.

Chinstrap penguins may be cute, but get too close and your endearing perception of these birds may be tested, given their penchant for projectile pooping and beating each other up.