WASHINGTON — 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 ...

When most people think of venomous creatures, snakes, spiders, and insects spring to mind. Admittedly, those are the most ...

There’s more to the common vampire bat than just blood-sucking. Research tracks their relationships and sharing of blood meals. You can probably picture a vampire: a pale, sharply fanged, undead ...

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 ...

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 ...

"So blood is the only thing they eat. So we didn't have to worry that maybe they'd eaten some fruit earlier in the day, that's not part of their diet. So they would have exclusively eaten blood the ...

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 ...