Let's say you're a vampire bat, and you are trying to decide where to bite your victim. You want a spot rich in blood, right? But how do you find such a spot? Turns out, vampire bats have a kind ...

Vampire bats survive on the blood of mammals. They usually dine on cattle and other livestock, but they will attack humans when they run out of other options.

They have been known to bite humans, usually because their typical food supply of quadrupeds has dwindled, and, in rare cases, they can carry rabies. However, fatalities from vampire bats, and ...

DALLAS -- A substance in the saliva of vampire bats could prove to be a potent new treatment for strokes, an Australian scientist says. "When the vampire bat bites its victim, it secretes this ...

Author Bill Schutt writes about vampire bats' unusual teeth—and how scientists puzzled over their evolutionary history.

Vampire bats are missing something that other bat species have, explaining their ability to live on blood.