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 ...

Arden Baylink, an assistant professor in Washington State University’s College of Veterinary Medicine, holds a Petri dish containing salmonella bacteria in his lab. (Ted S. Warren, CVM, Washington ...