Bats are the death metal singers of the animal world, research shows

The bats use their low frequency sounds to communicate with each other, high frequency sounds are used to locate insects. Photograph: Nature Picture Library/Alamy

It has long been known Ozzy Osbourne has a taste for bats. But now it seems the mammals are also fans of his.

Bats greet each other with death metal growls, scientists have discovered, and possess a vocal range which far surpasses that of most humans.