Vampire Bat BY: BARRETT, KADEN, RYDER, ZOEY A Vampire Bat can go on a liquid diet. It is blood. Vampire Bats sleep in attics, mines, and hollow trees. Vampire Bats have a short tail and ears. A vampire Bat is a mammal. It is the only mammal that can truly The Vampire Bat has very sharp teeth and very small ears. They can live up to nine years. Humans often hunt them.