Although trogons are a family of tropical birds found mostly south of the U.S. border, elegant trogons have a very limited ...

With their beautiful wings, pint-sized shape and fast, flitting movements, it’s no wonder hummingbirds are a bird watcher’s ...

It's always fun to watch birds perched on your backyard trees or feeding stations. And if they happen to be a rare sight in your area? You could easily spend a few hours looking up their ID, logging ...

Chipping Sparrow, Female Bird Winner, United States and Canada, Boise, Idaho; Chipping Sparrows can be found in summer from coast to coast and from central Alaska to Central America. The National ...

Bats are incredibly diverse animals: They can climb onto other animals to drink their blood, pluck insects from leaves or hover to drink nectar from tropical flowers, all of which require distinctive ...

Bird physiology is conducive to flight: small size, hollow bones, and generally symmetrical feathers on the wings and tail. It seems like a no-brainer that bird evolution was optimized for flight, but ...