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 ...

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WASHINGTON — Scientists have figured out why vampire bats are the only mammals that can survive on a diet of just blood. The bats live in South and Central America and are basically “living Draculas,” ...

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 ...

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 ...

Some of the cited work in the article is from long-term collaborators (such as Dr. Gerald Carter at Princeton University) with whom I frequently interact and work together. You can probably picture a ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Sebastian Stockmaier, University of Tennessee (THE CONVERSATION) You can probably ...