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 ...

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 ...

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 ...

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 ...

We’ve heard of picky eaters, but vampire bats take it to the extreme. They’re the only mammals who have adapted to live entirely on the blood of others. If you’re going to pick a single food to ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Sebastian Stockmaier, University of Tennessee (THE CONVERSATION) You can probably ...

Vampire bats really suck, but that doesn’t make them bad neighbors. A study published Friday in the journal Science Advances claims to explain how that specific breed of bat, found in south and ...

Vampire bats subsist solely on blood: In technical terms, they’re what’s called “obligate sanguivores.” And the three species of vampire bats are the only mammals to have ever evolved this particular ...

Experiments with vampire bats running on treadmills have revealed they have a highly unusual method of getting energy from protein, due to their specialised diet. Most mammals get the bulk of their ...