Bats are the only mammals that can fly, which makes them pretty cool. When they aren’t flying around, you will find many of ...

The two oldest-known fossil skeletons of bats, unearthed in southwestern Wyoming and dating to at least 52 million years ago, are providing insight into the early evolution of these flying mammals ...

However, because bats do not have hollow bones like birds do, they do not have as much capacity for lift during flight. As such, bats still generally "hang upside down to drop into flight," Hohoff ...