Heard a chirp or spotted a flutter? These free apps identify backyard birds by sight or sound — no binoculars or in-depth ...

Whether they’re fat pigeons waddling on the subway platforms or a raven crying “nevermore” on your mantel, America is filled with birds: over 730 distinct species, all flapping, squawking, and ...

The more evidence we gather about the evolution of birds, the more likely it seems that they evolved from dinosaurs. But when, exactly, did birds split from their awe-inspiring cousins? A new ...