Spring draws hundreds of millions of birds north after winter shooed them away. Here are some of the species traveling to or ...

The U.S. bird population is declining at an alarming rate, according to a report published Thursday by an alliance of science ...

You'll be amazed by the ways desert birds survive and thrive in dry country. Learn about the bird species that live in ...

Their bills can be massive (pelicans, toucans), tiny (weebills), or as long as the rest of their body (sword-billed hummingbirds ... time when the world seemed large to them.

U.S. bird populations are experiencing alarming declines due to factors such as habitat loss and climate change, according to ...

yellow-billed loon, red-faced cormorant, greater sage-grouse, Florida scrub jay, Baird's sparrow, saltmarsh sparrow, mountain plover, Hawaiian petrel, Bicknell's thrush, Cassia crossbill ...