Frog-eating bats trained by researchers to associate a phone ringtone with a tasty treat were able to remember what they learned for up to four years in the wild, new research has found. Frog-eating ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Long-term memory allows not only people to acquire skills that rarely ...

A frog-eating bat approaches a túngara frog, one of its preferred foods. Image credit: Grant Maslowski It is late at night, and we are silently watching a bat in a roost through a night-vision camera.