7 Fun Facts About Your Dog’s Tongue

- Did you know some dogs have BLUE tongues? - Contrary to popular belief, dog tongues are not cleaner than human tongues. - Dogs use their tongues to help cool themselves. - Some dogs are born with tongues too big for their mouths ~ huh??? - A dog's tongue influences the way his bark sounds. - Dog tongues have fewer taste buds than humans. - Dogs use their tongues to express emotions.