Why Do Dogs Pant? Why Does My Dog's Tongue Stick Out? I Love My Chi Why does my dog's tongue always stick out? When it's cute and when to worry AS USA Idiopathic Head Tremors: Everything you need to know Oh My Dog! Why do dogs sleep with their tongues out? Snoozer Pets Ever seen a dog flick their tongue and vibrate their jaw after sniffing something interesting? This is called the Flehmen response. Its a special technique dogs use to enhance their sense of smell,