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

A billion birds die each year by hitting glass. It's a big problem in Cape May County, one of the most diverse birding spots ...

Swifts practically live in the sky. These birds skip land for nearly a year, doing everything midair, from eating to sleeping ...

As small creatures that could fly around through the ancient forests, at some point woodpeckers began to go their own way so to speak, and adapted very specialized tools that would provide the bird an ...

Thousands of birds are expected to migrate over the Chicago area overnight, triggering a “Migration Alert” to help protect the flying travelers. According to BirdCast, a service powered by a variety ...

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 ...

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 ...