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 ...

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 ...

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,” ...

Yes, that's right, contrary to myth, vampire bats don't suck blood. They lap it, like a dog or cat laps water. But first, they make a small cut with their razor-sharp teeth, so sharp, that they can ...

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 ...

The world’s largest carnivorous bat has a surprisingly rich social life, displaying affectionate greetings and providing food to family group members, according to a study by Marisa Tietge at Museum ...

Last week, the Houston City Council cut a check to buy cow's blood to feed the vampire bats at the Houston Zoo. Right off the bat, I didn't even know they had bats at the zoo. The zoo is one of my ...