Why Do Dogs Chomp Their Jaws?

Emotional response – some dogs chatter their teeth out of excitement or nervousness. The anticipation of a treat, a ball being thrown, or playing with a favourite toy can all trigger the jaw clicking or chattering. ... The most common causes of dog teeth chattering is periodontal disease.

Why do dogs chomp their mouths?

Excitement – Many dogs chatter simply because they're excited or anticipating something good, like the anticipation of a treat or a ball being thrown. ... Nervousness – Most owners know that a dog baring its teeth is a sign of feeling threatened or defensive. Chattering is a signal for stress and nervousness.

What does it mean when your dog chomps at you?

If a dog is feeling anxious or threatened, it may snap at the air to warn a person or animal. If the warning of snapping at air doesn't work, the dog's warning may progress from snapping at air to biting the nearest animal or person. Finally, snapping at air may be an indication of a neurological or behavioral problem.