By using echolocation, a vampire bat can navigate in dark caves at night or judge the distance between its prey using high frequency sounds it gives off. Vampire bats are also nocturnal or active during night. The vampire bat is a Microchiroptera bat or microbat. There are many varieties of vampire bats. Vampire bats mostly live in caves underground but can also live in hollow trees, foliage, crevices in rocks, and in spaces under the bark of trees.
Vampire bats are very interesting creatures.
If you wish to find out more go to your local library.