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, ...

The hairy-legged vampire bat, Diphylla ecaudata, feeds primarily on the blood of birds. It is one of three living species of vampire bats — all of them noctilionoid, and all with sharply reduced ...

You can probably picture a vampire: a pale, sharply fanged, undead sucker of blood, deterred only by sunlight, religious paraphernalia and garlic. They’re gnarly creatures, often favorite subjects for ...

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 ...

Vampire bats rely on blood-derived amino acids to fuel their activity, scientists have discovered after making the animals work out on tiny treadmills. Most mammals, including humans, rely on ...

Vampire bats might have developed a creepy reputation with all the eating blood and flapping about at night, but their ability to survive off an entirely blood-based diet is part of what makes them so ...

In a groundbreaking study, scientists have discovered that common vampire bats (Desmodus rotundus) possess a unique metabolic strategy, burning proteins directly for energy during exercise—a trait ...

A vampire bat is held in a researcher’s gloved hands. The bat’s razor-sharp teeth allow it to make an incision in an animal without the animal feeling it. An anticoagulant in vampire bat saliva keeps ...