Why Does Your Cats Tongue Feel Like Sandpaper , Deep Look
It s not vanity. For cats, staying clean is a matter of life and death. And their tongue, specially equipped for the job, is just one of the things that makes cats such successful predators. SUBSCRIBE to Deep Look DEEP LOOK is a ultraHD (4K) short video series created by KQED San Francisco and presented by PBS Digital Studios. See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe. Explore big scientific mysteries by going incredibly
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