Bearded dragon? open up Mouth? Don´t worry, don´t worry! Most most likely your bearded dragon is not sick if he stares in ~ you through an open mouth looking like he is prepared to spit a fireball right into your face.

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The factors why bearded dragons open their mouth are mostly not alarming. Most of the time bearded dragons perform that to manage their body temperature. That can likewise be a sign for aggression or protective behavior.

This write-up will display you 4 factors why her bearded dragon mirrors an open up mouth every the time. The will show you, what you can do around it and why it is important to recognize what your bearded dragon desires to phone call you v this behavior.


The an initial and most usual reason for a moustache dragon’s open up mouth is called “gaping.” any kind of dragon kept in ~ the right temperature will certainly gape commonly while castle bask.

It is a form of thermoregulation in i beg your pardon excess warm is vented the end of the mouth—the first defense versus overheating. Where human beings sweat, bearded dragons gape. However, the behavior isn’t a sign of discomfort.

In fact, they do this to prevent warm buildup as soon as the perfect internal temperature is achieved. A gaping bearded dragon is a happy moustache dragon—not too cold, and, as result of their an individual ventilation technique, not too hot!

How to Tell If her Bearded Dragon Is Gaping

“So, okay. Mine sweet, darling lizard is most likely fine, just gaping… but what if ns wrong? What if i have mistaken a symptom of some insidious disease for gaping?”Calm down, yes sir a an easy answer to this.

If a bearded dragon has actually been basking for a couple of hours, and also that’s once you notice the opened mouth, climate the likelihood the gaping is huge!

Throw your problems out the window. However, over there are other possibilities to take into consideration when a it will be cold dragon opens up his mouth.

Beard Stretching and Yawning

Beard stretching, puffing, or flaring is another normal behavior for moustache dragons. But, to the unprepared witness, the may appear that your bearded dragon is enduring a demonic possession, or—for the realists the end there—like that is choking.

Despite the freakish head movements, frog-like moustache puffing, and erratic opening and closing of the mouth, there’s no need to panic. This is simply how a mustache dragon stretches his/her beard.

Bearded dragons also yawn, i m sorry looks like… well, a yawn. That is periodically accompanied by a tiny beard stretch.

Aggression and also Defense

As most of united state know, moustache dragons room docile, friendly reptiles. Aggressive behavior towards people is rare. However, friend may discover that you’ve triggered defensive actions in your pet.

Once, ns startled my lizard by towering end him throughout a trip outside, which generally leaves the nervous. He quickly turned towards me, mouth opened, moustache puffed out, displaying his finest impression that a fearsome biology that’s ready to pounce.

After a moment, the realized i was the same human I’ve constantly been and permitted me to sit down. Wild bearded dragons space not unheard of, though. And also after having actually my finger mistaken because that a worm, I deserve to attest to your jagged tiny teeth.

While a beardy can never take your finger off, they’re capable of inflicting a nasty cut.

Always respect the animal’s human body language. Wild dragons might puff, hiss, leap, and also gape. But most of united state will never see this. Generally, just dragons that have a bad history with humans will ever before act this aggressively.

What To carry out In the Case?

If girlfriend think that your moustache dragon opens up its mouth because it shows a defensive behavior towards you, that can assist to create a safe location for your bearded dragon.

For example, get these plants and also cover 2 or three sides that the moustache dragon inclosure with plants.

This method your moustache dragon can´t view what´s walking on roughly its tank and also this helps incredibly to calm down an aggressive or scared bearded dragon. You can likewise get a background choose this to cover a next of the beardie tank.

Another an excellent way to do the beardie tank because that comfortable for your bearded dragon is to acquire a hide. I recommend come get this hide. It is cheap, you can pick the dimension you need and also it gets the project done perfectly.

Bearded Dragon – respiratory Infection

The last reason because that bearded dragon to have opened mouths is the only reason for concern.

Respiratory infections are brought about when humidity above 40% for a prolonged period.

Bearded dragon are animals of the dried woodlands of Australia, not adapted to breath moist air, making respiratory tract infections typical in humid regions.

Keepers need to own a hygrometer and also use these methods to preserve low humidity in enclosures: If you use a water bowl, save it small and far from warmth sources.

Don’t use barks or mosses in terrariums, together they retain moisture. If the humidity is high in the enclosure, add more ventilation.

If the humidity in your house is too high, and also no other methods work, purchase a dehumidifier to ar in the room through your bearded dragon.

How to Tell If her Bearded Dragon has actually A respiratory Infection

A mustache dragon with a respiratory infection can look favor it’s gaping all day. This i will not ~ be in an answer to basking temperatures, instead, the dragon is attempting come breath v it’s mouth.

Watch for mucus in or roughly the mouth and also nose, labored breathing, wheezing, or crackling with each breath.

Sick dragons may become lethargic and lose appetite.

Contact a vet instantly if you doubt your dragon has a respiratory tract infection, together there’s no effective means to law it at home. For bearded dragon left untreated, fluid will construct up in the lungs, eventually suffocating the lizard.



So, why do bearded dragons open their mouths? mustache dragons open up their mouths together a response to numerous different things, and also most of the time, there’s no reason to worry.

Gaping is a an excellent sign when it pertains to basking, and they stretch your beards just to, uh, creep us out?

But periodically it deserve to be a authorize of stress, defensiveness, or—worse yet—severe illness. As soon as you pay fist to the dragon’s regular behavior, it will be straightforward to differentiate one the these points from another.

For those who care for your bearded dragons, and also act top top their best judgement, ns sure everything will rotate out fine.

Before girlfriend leave!

Since ns receive countless comments and emails from bearded dragon owner that tell me that their moustache dragon is refusing to eat greens, I chose to help with this issue.

What many bearded dragon owners perform not understand is the a moustache dragon that does not eat greens might be ailing or is on the best means to getting sick.

Bearded dragons room omnivores, which method that lock eat anything lock can uncover in the wild. The problem that most bearded dragons are picky once it pertains to food just arouses early to poor husbandry.

See more: Solution: Ammonium Nitrate Decomposes To Nitrogen Gas And Water, An

If your bearded dragon is refusing come eat greens, and maybe even only accepts mealworms as food, I extremely recommend the you gain my ebook: exactly how To Make your Bearded Dragon Eat Greens in ~ 7 Days!

After going through the measures outlined in the ebook I will personally examine on you and your beardie via email and will assistance you if needed.