From mountain ranges to thin air far above the ground, certain birds are built to fly higher than any others. These species ...

Do you know why blue-footed boobies have blue feet? Author Laura Erickson does, and you’ll find the answers to this and many other great questions in her book, The Bird Watching Answer Book. (For the ...

How do birds of prey fly? They have special adaptations that allow them to take off quickly, fly fast and soar for hours. What would it take for us to fly like that? Science Trek is available to ...

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 ...