It’s necessary to know around the various body postures your reptile may show and what they might expect.

You are watching: Why does my bearded dragon have his mouth open

Knowing this is a critical component of being a responsible bearded dragon owner.

So, why does my bearded dragon save his mouth open?

A bearded dragon will save its mouth open for the following reasons:

To control heat and also body temperatureAs a form of extending its mouth musclesAs a sign of aggression and also dominanceDue to a respiratory infectionTo screen alpha traits to one more bearded dragon

Read on for even more details and just how to tell the distinction between the possibilities.


Table of Contents

5 Reasons Bearded Dragons Keep Their Mouth Open

5 Reasons Bearded Dragons Keep Their Mouth Open

In this area, we information the factor for an open mouth and also what to do to aid (if you require to).

#1 Heat Regulation

Heat regulation is the many common reason for an open up mouth.

When the bearded dragon is a tiny too hot while relaxing under the warm lamp, it opens its mouth to cool the rest of its body dvery own.

You understand this is why your beardy’s mouth is open up when it does this for a lengthy time while basking.

How Heat Regulation Works

All animals have actually a body temperature regulation process.

On human beings, we sweat, which cools our bodies down.

Bearded dragons don’t have sweat glands, but opening their mouths is their version of sweating.

Keeping the mouth open up lets an much easier transport of air temperature occur inside and exterior their bodies.

What You Should Do About Heat Regulation


This actions is dubbed gaping, and it’s a sign the dragon has actually accomplished the perfect balance of inner temp.

They desire to be warm once basking.

The warm from the lamp (or sun in the wild) gets the body temp up while the open up mouth lowers it to the precise best temperature.

If your dragon ends up hiding instead of basking, this is a authorize the temperature in the enclosure and also under the basking lamp might be too high.

#2 Stretching

As with other animals, bearded dragons need to stretch and move all of the components of their bodies.

They also yawn just choose other pets too.

Stretching may be the cause of your bearded dragon’s open up mouth.

You’ll understand if this is the cause as soon as your dragon does this for a brief period.

How It Works

Bearded dragons, prefer various other creatures, have a integrated sense when a muscle hasn’t remained in usage for a while and demands to stretch for safety.

In human beings, this happens after not making use of your muscles for an extensive period, such as after sleeping , sitting in a meeting, or riding in a car.

It’s the very same for bearded dragons.

They have actually many muscles in their head and face, consisting of their beards.

When they move these for extending or yawning, the mouth requirements to be open bereason every one of these parts job-related together.

What You Should Do

Enjoy the show!

It may look alarming and also trick you right into reasoning your bearded dragon is crazy.

Their stretching looks a small twitchy at times, but it’s normal.

When their beard is up, it also appears aggressive, however it’s just simple stretching.

#3 Aggression

On the other hand also, if the beardy feels threatened or panicked, it opens up its mouth as component of an aggressive posture.

Long-term stress and anxiety on your pet deserve to result in negative health and condition, so it’s essential to address this.

You understand this is the factor your beardy’s mouth is open as soon as the mouth is open, the beard is up, the dragon hisses, and the reptile strikes anypoint relocating in the tank.

When an animal feels endangered, its “fight or flight response” is triggered.

In the instance of the bearded dragon, this indicates it’s raising its beard and puffing out its chest to show up bigger and more threatening to the other pet.

They additionally open up their mouth wide and host it there.

This adds to the size illusion of the beard and body and also mirrors it’s ready to bite.

A bearded dragon bite isn’t venomous (although they perform produce harmless venom), and also it won’t seriously injure you. But it does hurt.

Your bearded dragon is stressed out! It would certainly be finest if you calmed it down.

Check out our 7 techniques on just how to calm down a bearded dragon for thorough information.

In basic, to calm your beardy, you should do these three things:

Remove the threat/overstimulation.Put your bearded dragon wright here it feels safe.Give it time to get used to your visibility again.

If you don’t, your bearded dragon may not calm down easily and also remajor stressed.

They’re additionally smart creatures and also will start to associate you through threatening instances if you don’t take procedures to calm them.

#4 Respiratory Infection

Respiratory infection is the massive one to watch out for.

A bearded dragon might be keeping its mouth open if it has a respiratory infection.

Respiratory infections current much like gaping for warm regulation, but look for these other signs:

Mucus about the eyes or noseWheezing, coughing, or crackling when breathingExtreme lack of power and also appetite

“Respiratory” describes the breathing and also oxygecountry procedure.

When your beardie is sick, its breapoint capacity might be jeopardized .

To acquire even more air, it opens its mouth to access as a lot oxygen as feasible.

When you watch the indications over and suspect a respiratory infection, get your bearded dragon to the vet.

Unfortunately, it’s not somepoint you will be able to deal with on your own.

This happens even via the best treatment.

Just acquire your pet to the vet, and it’ll all be simply fine.

#5 Alpha Traits

If you very own multiple bearded dragons that have the right to check out each various other, among them is most likely displaying that they’re the alpha.

In nature, these lizards are solitary creatures, choosing to live alone.

If you’re housing bearded dragons wright here they can check out one another, it’s bound to cause difficulties.

This is wbelow the even more leading one will certainly leave their mouth open up to display the other one who’s alpha similar to head bobbing and a black beard.

This deserve to reason the much less leading or submissive bearded dragon health worries such as metabolic bone disease given that they’ll come to be stressed and often soptimal basking.

You will certainly check out them begin glass surfing, preventing their basking spot, not eating the juicy wax worm, and also you’ll check out this beautiful exotic pet go via pain.

To proccasion this, always save your inland also bearded dragon in sepaprice tanks and wright here they cannot check out each other and also you have to see the aggressive behavior go away.

Keeping them in the exact same room is fine as long as tbelow is a visual divide in between them and they can’t physically watch each other.

Some civilization additionally feed their pets in separate tanks for various factors and if you’re interested in finding out about this we have actually a post extending feeding bearded dragons in separate tanks you’ll choose.


Now you recognize why your bearded dragon keeps his mouth open up.

This bearded dragon behavior is viewed in all stperiods of their life so even your baby bearded dragon lizard may perform this.

In most instances, this is perfectly normal actions as an outcome of stretching or heat regulation.

But it could be a authorize of tension or respiratory infection.

See more: Vocabulary Specific To A Certain Activity Is A Type Of, Literal Language Context Language Technical

Use the overview above to aid you decide what you should carry out, and also once in doubt, go to a reptile vet.