The Ozark big-eared bat once lived in caves in Missouri, Arkansas, and Oklahoma. However, they have apparently abandoned their Missouri habitat due to human encroachment and cave disturbance.

A structure that allows sound information to be processed extremely fast has been identified in bats' brains. Researchers were able to analyse the echo-locating animals' neurones as they caught ...

The northern long-eared bat — distinguishable from its close relatives ... are also major threats to the species — not to mention direct human disturbance; industrial wind-energy projects which kill ...

It is caused by the fungus Pseudogymnoascus destructans, which grows around the bats' noses, mouths, and ears. The disease was ... has led to more than 1,000 human infant deaths.

Bats communicate by ultrasound, sound waves at frequencies above human hearing, but they can also make sounds audible to people. “It sounds like a high pitched twittering to our ears ...