Why My Dog Is Making Weird Mouth Movements?

(Last Updated On: August 11, 2022)

It could be a humorous initial sight but it will quickly be a source of concern when you observe your dog’s mouth make bizarre motions on a regular basis. Mouth movements that are peculiar typically include teeth chattering, lip smacking, and a constant closing and opening of the mouth. They can be caused by a myriad of causes, from neurological and behavioral issues such as pain, anxiety, and stress or even simple things such as cold weather or food particles stuck in the teeth. It’s crucial to discover the likely cause of the problem as soon as you can to tackle it effectively. Let’s begin!

Teeth Chattering

The most commonly observed odd mouth movements dogs observe in their pets is teeth chattering.

The habit of having teeth chattering can cause pet owners to ask questions like, “Why is my dog making weird mouth movements?” Teeth chattering could be a sign of various ailments among dogs.

If your dog’s tooth chattering persists for more than a few days, it is recommended to contact your veterinarian to rule out medical issues. In this article, we’ll look at some of the possible reasons why your dog might be chatting his teeth.

Behavioral Causes

Dogs have emotions that are similar to humans, which include joy, excitement, and sadness.

The teeth chattering your dog is likely to have a behavioral cause. Dogs usually chatter their teeth when they’re exuberant. Dogs may be chattering their teeth as it’s eager to meet you once you come home from work. In the event that your dog has been talking its teeth in these scenarios, there’s nothing to worry about.


Chattering with your teeth is also an opportunity for dogs to express their displeasure.

Sometimes, dogs express their distress by chewing their teeth. In the event that your dog begins talking to its teeth, and you aren’t able to pinpoint the reason you can be sure they’re distressed. As an example, the dog could be suffering from digestive or GI issues.


Stress can result in teeth chattering in dogs.

Your dog could begin chattering its teeth in order to release tension or anger. Dogs may chatter when they’re stressed or when they’re anxious. It could also be associated with behavior such as refusing to get away from you.

Numerous environmental factors can trigger your dog to feel anxious like fireworks, weather that is stormy noisy noises, the stress in the home, and dogs that are not familiar with you.

Cold Weather

As humans do Dogs are also prone to shivering and chattering about their teeth during cold temperatures.

If you are taking your dog on a walk in winter conditions it is possible that they will have difficulty coping with the frigid temperatures.

Shivering and chattering teeth are uninvoluntary reactions to cold temperatures. Short-haired dogs who live in cold climates or cold homes are particularly susceptible to cold temperatures. The most common symptom associated with cold weather is a tongue that is cold.

If your dog is constantly chatting its teeth during cold temperatures, you do not need to visit the vet. Instead, you should try keeping your pet warm during frigid weather. A dog sweater can help keep your dog comfortable in frigid temperatures. If not, make sure they stay home as temperatures drop!

Neurological Condition

Although it’s not uncommon, if think, “My dog is doing a weird thing with his mouth” teeth chattering can be a manifestation of a neurological condition in dogs.

A seizure that is only partial in a dog can go under the radar. The partial seizures could result in dogs chatting with their teeth. Another neurological disorder is a condition called ‘disease’ which can trigger teeth chattering in your dog.

If your dog suffers from a serious neurological issue There are often other indicators that suggest that something is not right.

As an example, the dog might have difficulties holding its head straight, sticking its tongue out, shaking its head, or even having droopy eyes and teeth chatting. They may also stare at something or anything in particular.

The motor seizures of focal origin can cause your dog’s teeth to chatter. Chattering typically lasts for a short time and only causes jaws to chatter, however, you might not notice it.

The condition isn’t serious, however, and the chattering happens in brief bursts. If your pet exhibits any of the signs of a neurological condition ensure that you visit the vet.

Smacking Lips

A dog who makes bizarre mouth movements like the smacking of lips could be due to a variety of reasons, but they are almost always physical. The most frequent reasons why that dogs smack their lips are:

Dental Disease, Gum Masses, Ulcerations

The dogs often lick on their tongues when hungry. If you give your dog tasty food Don’t be shocked to see your dog’s lips.

Dogs can also be seen licking their lips when feeling anxiety or stress. You might notice your dog’s lips smacking when you’ve verbally scolded them.

Other causes that your dog could kiss its lips are the following:

  • * Your dog is stuck with something stuck in its teeth.
  • * Your dog may be in discomfort or suffering from pain.
  • * Gastrointestinal disorders or nausea
  • *Dry mouth or dehydration
  • * Problems with salivary glands
  • * Nervous system disorder or seizure

A variety of these ailments can make your dog drool more frequently which can lead to your dog’s lips rubbing. When your pet is constantly kissing its lips, schedule appointments with your veterinarian.

Repeatedly opening and Closing Mouth

There are many causes why your dog’s mouth may be constantly shut and open its mouth. It could appear as if they’re chewing on something, but in reality, it could be nothing inside its mouth.

If your dog is making strange mouth movements, such as closing and opening its mouth repeatedly could be dangerous and require immediate attention.

Food Stuck Between Teeth

You might have observed your dog’s mouth opening and closing the mouth following a meal. If this is the case there’s nothing to be concerned about.

The main reason for a dog to open and close their mouths repeatedly is because there is food stuck in the teeth. By opening and closing its mouth repeatedly, the animal is hoping to release whatever food is trapped between its teeth.

Dental Problems

A mouth-related issue could cause your pet to open and close his mouth frequently. Your dog could open and close its mouth repeatedly if they have broken a tooth or teeth are loose.

An oral ulcer, cut or bug bite could also trigger dogs to exhibit this kind of behavior. Anything that is uncomfortable inside the mouth of the dog could cause this behavior.

Your dog can also make a noise of crunching in the event of dental problems.

Other dental issues that your dog might be suffering from are:

  • * Gingivitis
  • * Salivary cysts
  • * Abscesses
  • * Periodontal disease

If you believe your dog might be suffering from a dental issue Consider taking your pet to a veterinarian to have an oral exam. The vet could require dental x-rays in the event that there’s a possibility that your dog is experiencing issues with their teeth.


If your dog is able to open and close the mouth following a meal, it could be holding a food item or some other foreign object inside its mouth, preventing its breathing. A dog might shut and open its mouth while choking to breathe.

If the behavior persists If the behavior continues, you might need to assist your dog in removing the food by putting the dog in the air while lowering its head down or lifting it with its hind legs, causing the head to lower.

You could also try an altered Heimlich move by striking your dog between its shoulder blades using fingers.

Related Article: What If My Dog Ate A 1mg Klonopin!


In End:

As you’ve seen from this piece, you can find a variety of possibilities for causing the dog to make odd mouth motions.

If you’re still not able to easily answer the question “Why is my dog doing something weird with his mouth?” This situation definitely warrants the assistance of a veterinarian.

A vet is in a position to evaluate your dog and determine if your dog’s odd jaw movements are normal or are a sign of a more serious health issue.

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