Bats are flying mammals you might spot and — rarely — hear at nighttime. Here are three common bat sounds — and what they mean.

Bats may not be the first thing that comes to mind when thinking of common house pests but these flying mammals can find ...

"Lots of things fly at night," says Harlan Gough, a wildlife biologist with the U.S. Fish and Wildlife Service. Nightfall can set the stage for an acrobatic high-stakes drama in the air — a swirl of ...