However, vampire bats (Desmodus rotundus) are pretty unique as they feed entirely on blood as their food source and are one of only three species of mammalian obligate sanguinivores.

Vampire bats hit the treadmills in a unique study in which scientists tested how the creatures metabolized the blood they feed on, according to a newly published study. The study, published in ...

So, in 2013, filmmaker Jim Jarmusch was brave enough to create a vampire with the vision to turn that blood into something good to eat: Eve and her blood Popsicles in Only Lovers Left Alive.

Vampire bats feed exclusively on blood, as many people know, but less is known about how or why they adapted to thrive on such a strict diet. There are three species of vampire bats. Together ...

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 ...