If you can't see where you're going, you can't run around because you're going ... Thanks to rare extra vertebrae in its neck, the three-fingered sloth can turn its head 270 degrees, which allows ...

Sloth bears have "rough, unruly hair" around the ears, shoulders and neck, with pale muzzles and flexible noses. Sloth bears also often have white patches on their chests, in the shape of a Y ...