Every fossil tells a story, and some have the power to rewrite entire chapters of our understanding of prehistoric life. Over the past few decades, dinosaur fossils have changed from being just rare ...

Sloth bears have shaggy, dusty-black coats pale, short-haired muzzles, and long, curved claws which they use to excavate termites and ants. A cream-colored “V” or “Y” shape usually marks their chests.