Fact Point Vampire Bats Will Die if They Can't Find Blood for Two Nights in a Row Luckily Generous Well-Fed Bats Will Often Regurgitate Blood to Share With Others in Exchange for Grooming This Has Been Noted by Many Naturalists as an Example of Reciprocal Altruism in Nature Did You Know Fact Point Education Amazing Dyk Unknown Facts Daily Facts💯 Didyouknow Follow Follow4follow F4f Factpoint Instafact Awesome World Worldfacts Like Like4ike Tag Friends Don't Forget to Tag Your Friends 🤘