Clever Critters: 8 Best Non-Human Tool Users

Mole rat masks. The naked mole rat's powerful, protruding teeth are great for burrowing — but digging with their mouths makes it easy to inhale dirt. To keep their lungs clear, the mole rats have been observed placing wood shavings behind the teeth but in front of their lips — a simple face mask. (As an aside, the naked mole rat's better-known cousin has been taught to use a raking device in captivity. A word to raking rat trainers: keep an eye on them! New York City is bad enough without tool-using rodents.) LINK, Via: Youtube