These suckers are fast. Vampire bats hit the treadmills in a unique study in which scientists tested how the creatures ...

Researchers tracked how vampire bats processed their blood meals as they sped along a treadmill for up to 90 minutes. Trilobites Scientists put the bloodsucking mammals on a treadmill to ...

A common vampire bat going out for its nocturnal hunt DNA analysis is giving clues to how the vampire bat can survive on blood alone. The bat can drink up to half its weight in blood a day unlike ...