With a head whiter than the clouds veiling the faint blue sky, a bald eagle pursued an egret in an aerial-ballet chase.

A "beautifully preserved" Chicago Archaeopteryx specimen has hinted towards details that helped birds flying. The latest ...

Turning off non-essential lights, closing curtains and marking up windows can help birds avoid flying into buildings — ...

It's been 10 weeks since the world was introduced to the Big Bear eaglets, now known as Gizmo and Sunny. It's a significant milestone because that's around the time eagles typically learn how to fly.