If you’re the owner of a pet bird, you probably already know that birds are experts at hiding signs of illness. This means it ...

A Chicago fossil of Archaeopteryx uncovers unknown features, supporting theories of bird evolution from dinosaurs and ...

Noticed a mystery bird perched in your backyard trees or eating at a bird feeder? These techniques will help get better with ...

Thief! “It’s like watching a soap opera,” says Julie Thayer, a senior scientist at the Farallon Institute who has studied the ...

Archaeopteryx is the fossil that clearly demonstrated Darwin's views. It's the oldest known fossil bird, and it helps show that all birds -- including the ones alive today -- emerged from dinosaurs.

One other example of “birds not of a feather nesting together” does involve an invasive species: English sparrows, also known ...

Why it's awesome: The hoatzin is often regarded as one of the world's strangest birds. Hatchlings are born with clawed wings ...

Goetze: Our region’s woodpeckers may be praised for some things while also maligned for perceived or actual damage caused.

New Guinea is home to some of the world’s most toxic birds. Why they contain poison, and how they withstand it is still a ...

Now, we understand she struggles to identify members of her own family." Linda, 67, looked back on her friendship with ...

Bird Migration Is Peaking in the U.S.—Here’s How to Watch The spectacle of spring bird migration is in full swing, and you ...

According to the Cornell Lab or Ornithology, there are four general wing shapes that allow birds to do specific things, such ...