Did you know your dog's tongue can reveal how hot they are? @passionatelypets shares four tongue shapes to watch for during warmer weather: Cool & Comfortable: When a dog is relaxed Why Does My Dog Sleep With His Tongue Out (Explained & Answered) My Dog's Mouth Is Quivering, What's Wrong? 6 Vet Reviewed Causes Dogster What is this weird thing my dog is doing with her mouth? Dog Body Language #6 Sometimes dogs flick their tongues or lick their lips at times that are not associated with eating or drinking. It often indicates that they are uncomfortable. Next time Did you know your dog's tongue can reveal how hot they are? @passionatelypets shares four tongue shapes to watch for during warmer weather: Cool & Comfortable: When a dog is relaxed