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 ...

This photo shows a vampire bat in flight. (Sherri and Brock Fenton/AAAS via AP) WASHINGTON (AP) — Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just ...

"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 ...

Vampire bats got a bum rap in their association with Halloween and all things spooky and sinister. That reputation has been extended to all bats, which seldom, if ever, morph into immortal ...

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 ...

Glasgow university researchers say more humans and livestock are being bitten by the bats because of the impacts of climate change.

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 ...