Whether they're showing a little extra love or trying to tell you something's up, a dog's tongue can say a lot Understanding these behaviors helps us build a stronger, more Understanding Your Dog's Quivering Mouth: The Joy of Eating Steak Dog Language: 12 Noises Your Dog Makes and What They Mean Hanging Tongue Syndrome Why is my dog's tongue hanging out? Tuff Pets Ever seen a dog flick their tongue and vibrate their jaw after sniffing something interesting? This is called the Flehmen response. It's a special technique dogs use to enhance their sense of