Vampire bats made to run on treadmills in a lab reveal ... The bats latch on to prey, and make a tiny, painless incision with their teeth, to lick the blood up with their tongues, sometimes ...

Researchers have discovered an infrared-sensing protein channel that allows vampire bats to identify the hottest part of the animal—veins close to the skin’s surface that carry 38 degree-Celsius (100° ...