Fancy yourself like Batman? Maybe you should try hanging upside down like these guys. Or not. But what if, like Bruce Wayne, ...

There are over 1,400 bat species in the world, and they are almost exclusively nocturnal. Bats have traditionally been classified as Microchiroptera, or microbats, and Megachiroptera, or megabats.

Most library-goers don’t get to enjoy a bit of nature while pursuing books; not so for Portugal’s Joanine Library. A colony of bats has called the library home since the 18th century. The fascinating ...