You can probably picture a vampire: Pale, sharply fanged undead sucker of blood, deterred only by sunlight, religious paraphernalia and garlic. They’re gnarly creatures, often favorite subjects for ...

Humans are often happy to share food with their friends, but what about animals? Contrary to their reputation, vampire bats are surprisingly social and generous, and a well-fed bat will even ...

Vampire bats made to run on treadmills in a lab reveal secrets of the special metabolism fueling them from blood consumed only minutes before. This is peculiar since in most animals, including humans, ...

WASHINGTON — Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just blood. The bats live in South and Central America and are basically “living Draculas,” ...

While bats have been closely associated with vampires for centuries, there are actually only three species of bats that drink blood. Most of them eat fruits, insects, nectar and small animals, like ...

WASHINGTON (AP) — Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just blood. They compared vampire bats to 26 other bat species and identified 13 genes ...

For vampire bats, regurgitating blood into a roostmate's mouth is a sign of ultimate trust. It's a risky strategy for the creatures, who don't know if donating their food will be reciprocated. Vampire ...

Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just blood. They compared the genome of common vampire bats to 26 other bat species and identified 13 ...