Description If you were to see a bear in the woods, could you tell if it's a black bear or grizzly bear? Learn what these two species of bears have in common and how to tell them apart. Are grizzly bears always brown or are black bears always black? Which have short, sharply-curved claws and which have long, gently-curved claws? Do they eat the same things? Explore the similarities and differences between these mammals in this latest addition to the Compare and Contrast Series!