Koalas might look like cuddly teddy bears, but they’ve got a secret that’s straight out of a crime show—their fingerprints are almost identical to humans! These Australian marsupials have ridges and whorls on their paws that are so similar to human fingerprints that even experts can struggle to tell them apart under a microscope. In…
Crows might look like ordinary birds, but they’re brainy enough to outsmart some primates! These black-feathered geniuses have been studied for years, and scientists at the University of Cambridge found that their intelligence rivals that of monkeys in certain tasks. Crows can use tools, solve puzzles, and even recognize human faces—skills that show they’re way…
Giraffes are known for their long necks and quiet nature, but they’ve got a secret—they hum to each other at night! For years, scientists thought giraffes were mostly silent, only making the occasional snort or grunt. But in 2015, researchers at the University of Vienna recorded giraffes at three European zoos and discovered they make…