Dog showing teeth and growling, and you need to get right to the steps to stop it? Skip below by clicking here! When a dog shows their teeth and growls, it can be alarming. Whether directed at people or other dogs, this behavior is a warning that should never be ignored. In this article, you will learn what it means, why it happens, and how to respond with calm, effective steps.

Why Dogs Show Teeth and Growl

This behavior is a warning, not random aggression.

When a dog shows their teeth and growls, they are communicating discomfort or fear. It is their way of saying “back off” before escalating to a bite. Understanding this as a communication tool, not misbehavior, is key to fixing the problem safely.

Growling at other dogs can stem from anxiety, poor socialization, or fear-based reactivity.

Many dogs growl at other dogs due to overstimulation or fear from past experiences. It might happen on walks, at the dog park, or even inside the home with a new pet. Pay close attention to body language, and never punish your dog for growling, as it removes an important warning signal.

When your dog growls at strangers, it is often about territorial behavior or protective instincts.

If your dog shows teeth at visitors or people approaching your home, they may be guarding their territory. For some dogs, unfamiliar clothing or posture can also be a trigger. Early experiences and genetics both play a role, but consistent training and desensitization can help reduce their need to act defensively.

How to stop dog showing teeth and growling in 5 steps

1. Identify triggers: Pay attention to when and where your dog shows their teeth or growls. Keep a list of situations to better understand what sets them off.
2. Use space and management tools: Avoid putting your dog in situations that overwhelm them. Use distance, barriers, or a leash to help them feel safe.
3. Reward calm behavior: When your dog sees a person or another dog and stays relaxed, immediately reward them with praise or treats.
4. Introduce desensitization gradually: Slowly expose your dog to the trigger at a safe distance, paired with high-value rewards. Do not rush the process.
5. Teach a positive replacement behavior: Use commands like “look at me” or “sit” to redirect their focus away from the trigger and toward you.

These steps will help stop your dog from showing teeth and growling, but it’s important to remember this behavior is often a sign of deeper issues such as fear, anxiety, territoriality, or resource-guarding.

And until you address those root issues directly, you’ll continue to see problems in other areas.

“Okay, so how do I do that then?”

You do it by developing your dog’s intelligence, that’s how! When they get the mental stimulation they desperately need in a loving, fun, and instructional way, all their behavioral problems start to disappear fast.

To make this happen, you’ll play 21 “brain” games created by Adrienne, a CPDT-KA certified dog trainer whose work has been featured in USA Today and Every Dog magazine. See her amazing results in this video with a dog named Maggie (scroll down).

Adrienne’s training games will end bad behavior while also teaching your dog to sit, lie down, stay, heel, drop, and walk calmly by your side. It’s simple, and it will be an absolute blast for you both. She explains exactly how her system works here, go take a look!

Why Dogs Growl at Other Dogs or People

Some dogs lack proper socialization and do not know how to behave around other dogs.

If your dog was not exposed to other dogs during their critical learning window, they may feel unsure or threatened by them. Growling is their way of keeping others at a distance. Training, patience, and calm exposure to well-mannered dogs can help improve their comfort level.

Fear and anxiety can cause your dog to react even if no threat is present.

Past trauma or unpredictable environments may lead a dog to expect danger even in calm situations. This makes them more likely to growl at seemingly harmless people or pets. Your goal should be to help your dog feel secure so they no longer feel the need to defend themselves this way.

Dog Growling and Showing Teeth FAQs

Should I punish my dog for growling or baring their teeth?

No. Growling is your dog’s way of telling you they are uncomfortable or afraid. Punishing it can teach them to stop warning and go straight to biting instead. Use the growl as a clue to what is wrong, and address the cause, not the symptom.

Is growling at night different from during the day?

Sometimes. At night, dogs may feel more vulnerable or be startled more easily which leads to aggression. Dim lighting, outside noises, or even fatigue can lower their tolerance. Stick to a calm bedtime routine and avoid late-night overstimulation.

Can medical issues cause my dog to growl?

Yes. Pain, discomfort, or neurological problems can make a dog more irritable or defensive. If your dog starts growling unexpectedly or seems agitated without a clear reason, it is a good idea to visit the vet for a full checkup.

What if my dog only growls at certain people or dogs?

This usually means they are reacting to something specific about those individuals, such as scent, posture, or past associations. Watch carefully for patterns. You can work on counter-conditioning and desensitization to reduce their negative associations over time.

Conclusion

Your dog growling and showing their teeth is a warning sign you should respect, but not fear. With the right training and support, you can help your dog feel safer, calmer, and more confident around others.

Don’t forget to pin this before you go!