You can probably picture a vampire: Pale, sharply fanged undead sucker of blood, deterred only by sunlight, religious paraphernalia and garlic. They're gnarly ...

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 ...

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 ...

Vampire bats in Peru sometimes prey on penguin chicks, but the adult penguins are ready to fight back—with a little help from dirt and even poop. Vampire bat (Desmodus rotundus) in flight. This ...

The vampire bat might be nature’s purest super-villain. But it’s not the only flyer known to subsist off of the blood of its prey. Here are four birds that also practice "hematophagy." Hematophagy is ...

The following is an excerpt from Bite: An Incisive History of Teeth, from Hagfish to Humans by Bill Schutt. When you purchase products through the Bookshop.org link on this page, Science Friday earns ...

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, ...

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 ...