Add Yahoo as a preferred source to see more of our stories on Google. Vampire bats have complex social relationships. Samuel Betkowski/Moment via Getty Images You can probably picture a vampire: Pale, ...

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 ...

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. Scientist Simon Ripperger spends his days strapping tiny computers to the furry backs of vampire bats in ...

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 put the bloodsucking mammals on a treadmill to understand how they get the energy to chase down their next meal. Researchers tracked how vampire bats processed their blood meals as they ...

Sometimes when people hang around one another long enough, they begin using the same slang, vocal inflections and pitch. Humans can pick up and mimic the sounds and words of the people around them, ...

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 ...