If birds left tracks in the sky, what would they look like ... so must a pattern form in the wake of a flying bird. But of course birds in flight leave no trace—at least none visible to the ...

Flightless species of birds (such as ostriches, which are the largest living birds) tend to outsize any of the largest birds ...

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 ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...

Pigeons find their way home after being released in the Falls Saturday morning, hundreds of birds are set to pepper the Borderland sky as they head southward toward their homes near the Twin ...