Dogs are one of the smart animals among the domestic pets. They have the capability to speak with humans, other dogs and even other animals. They do this by employing body signs and different vocals. The indications are made with assistance from body movement concerning eyes, ears, eyebrows, head, mouth and tail. Dogs do gestures whose meaning can change depending on the situation. Like if a dog pants, it can suggest the dog is feeling hot or the dog is content or concerned. Dogs have the sensation of submission and dominance in them.

The reason being because the dogs live in packs, in natural settings.

The weaker dogs submit themselves to the stronger dog. That is the explanation why dogs lower their tail when they feel nervous. When the dogs fight for dominance, the fur on their tail stands up. They and even other animals, do this to extend their size in front of their enemy. When the dog is in a confused situation, it wags its tail slowly. They are in a method of working out whether or not they should accept the situation or time or else, they have still not accepted the situation absolutely, but are in the middle. If the hip moves together with the tail, it implies the dog is prepared for submission to a dog of higher rank. When the dogs get assertive they show their fangs. If the teeth are plain, it reveals that the dog is prepared to bite or attack. They also show teeth when they grin and this is an illustration of submissiveness. Observing the quantity of teeth on view can differentiate a grin. Grin finds only the front teeth, but when the dog snarls, all his teeth and gums can be seen. Ears are good indication about the attention levels of the dog.

When the ears are erect and forward facing, means the dog is concentrating. But when the dog fears something, it lays down its ears. Some dogs hold the ears in forward and horizontal direction when they are ecstatic. In majority of the cases, barking is done to frighten away stranger and to make the owner mindful of an intruder. They also have a tendency to bark while they are playing. They use to even convey feelings like pleasure, fear, stress and suspicion. When the dog is excited or is playing, the barks are pointy and short. When they are stressed or concerned, they bark frequently in a high pitch tone. They also bark to speak with other animals like pussy, deer, squirrel, fox and other dogs. Snarling is done to threaten or to show supremacy. Dogs howl when they make long-range communication. A dog yawns when it is bored and must be left alone.

It also yawns when it is tired, strung out or confused.

When the dog pants with a full open mouth, it is ecstatic. When it pants with a little open mouth, it must be played with. Dogs lift one forelimb up, when it wants to play. It will stamp its front limbs when it is excited. Domestic dogs are trained for handshake, like humans.

They hold out a paw forward and exchange a handshake. If the dog leans it's head in a selected direction, it implies that it is attempting to concentrate and recognize an unfamiliar sound.