How Do I Know If My Dog Is Happy? 17 Vet-Approved Signs + A Simple Happiness Test

Key Takeaways

• A happy dog does NOT just wag its tail. You need to look at the whole picture: ears, eyes, body, behavior, and appetite together.
• The #1 sign most owners miss is loose, wiggly body posture (a happy dog looks like they are made of rubber).
• A wagging tail CAN mean stress, fear, or aggression. The speed, height, and direction of the wag all matter.
• Happy dogs show signs like soft eyes, a “Muppet smile,” the play bow, the zoomies, and a healthy appetite.
• A sudden change in behavior, like loss of appetite or hiding, is almost always the first warning sign that something is wrong.
• You can check your dog’s happiness level right now using the simple 5-point test in this article.

Tell me if this sounds familiar.

You are sitting on your couch on a Tuesday evening. Your dog is curled up nearby, staring at you with those big brown eyes. And suddenly, out of nowhere, you think:

“Is my dog actually happy? Like… truly, genuinely happy?”

It is one of the most common questions dog owners ask me. And honestly? It is one of the most important ones.

Because here is the truth most people do not realize:

Your dog is talking to you every single day. Through their tail. Through their eyes. Through how they hold their body. Through the choices they make about where to sit and who to curl up next to.

The problem is, most of us never learned to listen.

Your dog cannot send you a text. They cannot tap you on the shoulder and say “Hey, I am really stressed today” or “I feel a little lonely.” But they ARE communicating. Constantly. With every wag, every look, every wiggle.

Today, I am going to hand you the decoder ring.

You will discover 17 vet-approved signs that your dog is genuinely happy, a simple happiness test you can do in under 5 minutes, the warning signs your dog might NOT be doing well, and concrete steps you can take to make your dog even happier starting today.

Let us get into it.

What Science Actually Says About Dog Happiness

Before we talk about the signs, let me share something that might surprise you.

For a long time, scientists debated whether dogs could truly feel emotions. That debate? Pretty much settled now.

A landmark study published in Science magazine by researchers at Azabu University in Japan found something incredible: when dogs and their owners look into each other’s eyes, both experience a surge in oxytocin. That is the exact same “love hormone” that bonds mothers with their newborn babies. (Source: Nagasawa et al., 2015, Science)

Your dog is not just tolerating you. They literally feel love when they look at you.

The Human Animal Bond Research Institute (HABRI) has also produced extensive research confirming that dogs experience genuine positive emotions tied to social connection, play, and exploration. (Source: HABRI.org)

But here is the thing. Dog happiness is not human happiness.

Your dog is not thinking about tomorrow. They are not replaying something embarrassing that happened last week. They live entirely in the present moment. Right now, in this second, they are either comfortable and content, or they are not.

That is why reading their body language and behavior is so powerful. It tells you exactly how they feel, right now, with no guesswork.

17 Vet-Approved Signs Your Dog Is Happy

One important rule before you start: No single sign is enough on its own. A happy dog will usually show you several of these signs together. When you see a cluster of them, that is when you know for sure.

Sign #1: The “Muppet Smile” (Soft, Open, Relaxed Mouth)

You know that goofy, open-mouthed look your dog gets when they are totally at ease?

Dog behaviorists actually have a name for it: the Muppet smile.

A happy dog’s mouth is soft and open. The corners turn up slightly. The tongue hangs out lazily. The whole expression looks effortless, not tight or forced.

What you do NOT want to see? Lips pulled back tight, teeth clenched, or a rigid closed jaw. Those are stress signals. The Muppet smile, on the other hand, is your dog saying “Life is good.”

What to look for: A loose, open mouth with no tension around the jaw or lips.

Sign #2: Floppy, Relaxed Ears

Ear shapes vary wildly between breeds. A Basset Hound’s ears look nothing like a Husky’s.

But here is what stays the same across every breed:

A happy dog’s ears are relaxed.

They rest naturally against the head. They are not pinned back flat against the skull (fear or submission), and they are not pushed rigid and forward (high alert or aggression). They are just… soft and easy.

Next time your dog is napping with you or getting belly rubs, check those ears. Loose and floppy? Your dog is exactly where they want to be.

Sign #3: Soft, Squinting Eyes (The “Love Gaze”)

A happy dog has what I call “bedroom eyes.” The eyelids are relaxed. The gaze is warm and gentle. Your dog might even blink slowly at you like a drowsy cat.

This matters more than most people realize.

Research shows that slow blinking and soft eye contact between dogs and their owners is a direct signal of trust and affection. It is your dog’s way of saying “I am completely safe with you.”

Contrast that with a hard, unblinking stare (tension or aggression) or eyes showing a lot of white around the edges, which is called “whale eye” (anxiety or fear).

“A happy dog’s eyes look like they are smiling even when the rest of the face is completely still.” – Dr. Marc Bekoff, PhD, Animal Behaviorist, University of Colorado

Pro Tip: Want to use this to build an even deeper bond with your dog? Read our full guide on how to get your dog to trust you for step-by-step techniques that actually work.

Sign #4: A Slow, Wide Tail Wag (Not All Wags Mean Happy)

This one surprises a lot of people. So read this carefully.

A wagging tail does NOT automatically mean a happy dog.

Tail wagging is a communication tool. And like any language, the same motion can mean very different things depending on context.

Here is what a happy wag actually looks like:

• The tail moves in a slow, wide, back-and-forth sweep
• The tail is held at a neutral or slightly raised position (not stiff and bolt upright, not tucked under)
• The whole back end of the dog may join in, waggling along
• The body is loose and relaxed, not tense

An anxious or aggressive wag looks different: short, fast, rigid, tense. If you pet a dog with a stiff wagging tail and their body feels like a wooden board under your hand, that is a dog on edge.

A happy dog’s skin will actually move loosely under your hand when you pet them. That jiggly, free-moving skin is a great real-time sign of relaxation.

What to look for: Wide, slow, full-body-involved wagging with loose body posture.

Sign #5: Loose, Wiggly, “Made of Rubber” Body Posture

This is one of the easiest signs to spot once you know what you are looking for.

A happy dog looks like they are made of rubber.

Their walk has a bounce to it. Their body is completely loose. When they greet you, their hips swing, their whole back half wiggles, and they look like a very friendly noodle.

Certified dog trainer Jennifer Malawey puts it perfectly:

“Happy dogs have a loose and bouncy gait and look like they’re put together with rubber bands.”

Compare that to a stressed or anxious dog, who moves carefully and rigidly, holding their whole body stiff and controlled.

What to look for: A bouncy, loose, wiggly stride, not a stiff or careful one.

Sign #6: The Play Bow (Front Down, Butt Up)

If your dog has ever dropped their chest flat to the floor while keeping their tail end up in the air like a little triangle… that is a play bow.

And it is one of the clearest signs of happiness in the entire dog language dictionary.

The play bow is your dog’s universal invitation. It means: “I want to play! I am in a fantastic mood! Come have fun with me right now!”

Happy dogs throw play bows at other dogs AND at their favorite people. If your dog hits you with a play bow on a regular basis, feel very good about their emotional state.

Sign #7: The Zoomies

You know that moment when your dog just loses their mind and sprints in circles around the yard or through the house for absolutely no apparent reason?

Those are the zoomies. And they are absolutely wonderful.

The technical term is Frenetic Random Activity Periods (FRAPs). And while dogs can occasionally zoom after an uncomfortable experience (like a bath or a vet visit), zoomies that happen alongside other happy signs are a major indicator of a content, energetic, joyful dog.

Your dog is so full of happiness they just need to let it out physically. Let them zoom. Cheer them on. It is pure joy in motion.

Sign #8: Full-Body Wiggle When You Walk Through the Door

Does your dog absolutely lose it when you come home?

The tail goes into overdrive. The whole body wiggles. They bark, spin in circles, maybe jump. Some dogs even make little happy grumbling sounds.

That is pure, unfiltered dog happiness. Right there.

Now, one small note: a dog that is extremely frantic and takes a very long time to calm down after a greeting might be showing signs of separation anxiety rather than pure joy. If your dog seems truly distressed when you leave and destructive while you are away, that is worth looking into.

But a dog that greets you with enthusiastic wiggles and then happily settles down again? That is a dog who genuinely loves their life with you.

Pro Tip: If you want to check on your dog’s daily behavior and emotional state while you are away, a dog camera is one of the best tools I have ever recommended. You can watch their day in real time and know exactly how they are doing when you are not home.

Sign #9: A Healthy, Enthusiastic Appetite

Happy dogs eat well.

Now, every dog has their own eating style. Some act like each meal is their last. Others are dainty grazers who take their time. Both can be completely normal.

What you are watching for is consistency. A content dog shows excitement at mealtimes. Their appetite stays steady. They eat willingly, without hesitation.

A sudden loss of interest in food is almost always one of the very first signs something is wrong, physically or emotionally.

Feeding your dog a nutritious, varied diet is a direct investment in their happiness. A dog who is eating well-formulated, interesting food feels better from the inside out. This variety dog meal plan is something many dog owners have used with great results for keeping mealtimes exciting and nutritionally balanced.

Sign #10: Deep, Restful Sleep

Did you know that healthy adult dogs sleep between 12 and 14 hours per day? Some larger breeds and senior dogs sleep even more.

And a truly happy, well-adjusted dog sleeps deeply and completely.

They find their favorite spot, fully commit to it, and relax. You might see them sprawled on their back with all four paws in the air (the absolute ultimate sign of “I feel completely safe here”) or flopped on their side with a twitching paw, deep in a dream.

A dog that cannot settle, paces at night, or sleeps fitfully might be dealing with pain, stress, or anxiety. That is worth a vet checkup.

Sign #11: Comes Running When You Call

Here is a simple but powerful one.

When you call your dog’s name, what happens?

A truly happy, bonded dog will almost always choose YOU over whatever else they were doing. Even mid-sniff of something incredibly interesting. Even mid-sprint after a squirrel.

Why? Because to a genuinely happy dog, you are the best thing in their world. Running to you is its own reward.

Pro Tip: If recall is unreliable, this is one of the most important things to work on. High-value dog treats are the single most effective tool for teaching strong recall because they make coming to you feel like winning the jackpot every time.

Sign #12: Seeks Cuddles and Physical Contact

Happy dogs want to be near their people.

They lean into you on the couch. They rest their chin on your foot. They follow you from room to room not because they are anxious, but because they genuinely enjoy your company more than anything else.

Here is the science behind it: physical contact between dogs and humans triggers oxytocin release in both species. When you pet your dog, you both get happier. 

A dog who regularly seeks you out for touch and closeness? That is a deeply bonded, happy animal.

You can make those cuddling sessions even sweeter with a great dog treat as a little reward for being such a good companion.

Sign #13: Short, Higher-Pitched Happy Barks

Dog vocalizations tell you a lot, if you know how to listen.

Happy dogs tend to bark at a higher pitch and for shorter bursts. Think of that bright, excited “Woof! Woof! Woof!” when you pick up the leash. That is pure joy, right there.

Compare that to low, slow, sustained barking (alarm or frustration) or constant high-pitched whining (anxiety, discomfort, or a need that is not being met).

A dog who vocalizes happily, briefly, and then settles is communicating contentment. A dog who is excessively vocal is often trying to tell you something important is missing.

Sign #14: Curious, Relaxed Behavior on Walks

Walks are one of the best real-time happiness meters you have.

A happy dog on a walk is curious, sniff-happy, and responsive to you. They want to investigate everything. They check in with you every so often. Their stride is relaxed and bouncy. They come when you call, even with interesting distractions around.

Sniffing, by the way, is not just a habit. It is a major source of mental stimulation and joy for dogs. Letting your dog sniff on walks is genuinely enriching for their emotional wellbeing.

If your dog dreads walks, pulls excessively, or is reactive to other dogs and people, that is a signal worth addressing. Our guide on how to get your dog to calm down is a great place to start.

Sign #15: No Destructive or “Naughty” Behavior

Happy dogs tend to be well-behaved dogs. Not because they are suppressing their personality, but because a dog whose needs are being met does not need to find other outlets.

Chewing shoes, scratching furniture, digging up the yard, getting into garbage – these behaviors almost always happen when a dog is bored, under-stimulated, lonely, or anxious. A dog with a full, happy life has better things to do.

If your dog is turning your garden into a moonscape, check out our guide on how to stop a dog from digging for practical strategies that actually work.

Sign #16: The “Love Gaze” (That Long, Soft Look They Give You)

This is the one that gets me every single time.

When your dog looks at you with soft, squinting eyes, lingers on your face, and seems to melt right into your gaze… that is the love gaze. And it is as real as science gets.

That 2015 Azabu University study published in Science found that this mutual gazing triggers a 130% spike in oxytocin in dogs and a 300% spike in humans. 

Your dog looking at you like you hung the moon? That is the neurochemistry of love. And a dog that gives you the love gaze regularly is a dog who is deeply, genuinely happy in your presence.

Sign #17: Curiosity and Enthusiasm for New Experiences

A happy dog is interested in life.

They perk up at new smells. They explore new places with enthusiasm. They get excited about new toys, new people, and new adventures. They engage with the world around them like it is full of interesting things worth investigating.

A dog that seems “shut down,” disconnected, or completely uninterested in things they used to love is often a dog that is struggling – with stress, illness, boredom, or depression.

“Curiosity and active engagement with the environment are among the clearest behavioral indicators of positive emotional wellbeing in dogs.” – American Veterinary Society of Animal Behavior (AVSAB)

If your dog has lost their spark, that is a conversation worth having with your vet. Sometimes the cause is physical (like pain). Sometimes it is emotional. Either way, your dog is telling you something.

The 5-Minute Dog Happiness Test (Do This Right Now)

Ready to check your dog’s happiness level today?

Run through this quick checklist. Give your dog 1 point for each sign they show consistently:

Your Score:

• 4-5 points: Your dog is thriving. You are doing a great job. Keep it up.
• 2-3 points: Your dog is doing okay, but there is real room to improve their wellbeing. Keep reading.
• 0-1 points: Your dog may be genuinely struggling. Consider a vet visit and use the tips later in this article to start making changes today.

Pro Tip: Tracking your dog’s behavior consistently over time is one of the smartest things you can do as a dog parent. The Dog Health Tracker makes this easy, letting you log daily patterns in appetite, energy, sleep, and behavior so you can spot changes early before they become big problems.

Signs Your Dog Is NOT Happy (Know the Contrast)

Just as important as recognizing the happy signs is knowing when your dog is struggling.

Physical Warning Signs of an Unhappy Dog:

• Tail tucked tightly between the legs
• Ears pinned flat and low against the head
• Body held stiff and rigid
• Eyes wide open with visible white showing (“whale eye”)
• Excessive panting that is NOT related to heat or exercise (if your dog is breathing fast for no clear reason, get it checked)
• Yawning repeatedly when there is no reason to be tired (stress yawning)
• Repeated lip licking with no food around

Behavioral Warning Signs of an Unhappy Dog:

• Hiding or withdrawing from family
• Sudden loss of appetite or dramatic change in eating habits
• Excessive barking, howling, or whining
• Destructive behavior that seems compulsive
• Aggression or snapping that is out of character
• Reluctance or refusal to go on walks
• Loss of interest in toys, games, or activities they used to love

Common Causes of Dog Unhappiness:

• Not enough physical exercise or mental stimulation
• Loneliness and lack of social connection
• Fear triggers like fireworks (read: why dogs are afraid of fireworks) or thunderstorms (read: why dogs are scared of thunder)
• Major changes in routine, household, or environment
• Physical pain, illness, or nutritional deficiencies
• Lack of appropriate training and boundaries

If your dog is showing several of these warning signs at once, do not wait and hope it gets better on its own. The Turn Aggressive Dog Into Calm Dog program has helped thousands of dog owners address behavioral and emotional struggles rooted in anxiety and unhappiness.

Excitement vs. True Happiness: The Difference Most Owners Never Learn

Here is something important that most dog owners never think about.

Excitement and genuine happiness are not the same thing.

And confusing the two is a really common mistake.

A dog that goes absolutely berserk when you walk in the door might look incredibly happy. But sometimes, what looks like pure joy is actually something called over-arousal. And over-arousal is, in many ways, a form of stress.

Signs Your Dog Might Be Over-Aroused Rather Than Truly Happy:

• They cannot calm down for a long time after an exciting event
• They bark uncontrollably, jump obsessively, or mouth frantically
• They seem frantic rather than genuinely joyful
• They struggle to settle even after the exciting moment has completely passed

True happiness in a dog looks more like calm, peaceful contentment. A dog who is genuinely happy can enjoy an exciting moment AND then settle back into relaxed, easy comfort when it is over.

Here is the key: a truly happy dog knows how to relax after excitement.

Teaching your dog to settle down after play and excitement is one of the most underrated things you can do for their long-term emotional health. Our guide on how to get your dog to calm down walks you through exactly how to build that skill.

For dogs whose over-arousal has tipped into behavioral issues, the Ultimate Dog Behavior Training program is one of the best resources available for building a genuinely calm and balanced dog.

How to Make Your Dog Even Happier (7 Proven Tips That Work)

Now that you know how to READ your dog’s happiness, let us talk about how to actively BUILD it.

Tip #1: Daily Exercise That Matches Their Breed and Energy Level

Exercise is not optional for a happy dog. It is foundational.

The amount your dog needs depends on their breed, age, and health. But nearly every dog benefits from at least 30 minutes of meaningful physical activity per day, and many need much more than that.

What counts as exercise:

• Walks (especially sniff walks where they can explore at their own pace)
• Fetch, frisbee, tug-of-war
• Swimming
• Off-leash running in a safe area
• Hiking with you

Find what your dog loves and make it a non-negotiable daily habit. Physical tiredness is one of the fastest paths to a calm, happy dog.

Tip #2: Mental Stimulation Is Just as Important as Physical Exercise

Here is something most owners underestimate: a bored brain is an unhappy brain.

Physical exercise tires the body. But mental exercise tires the mind. And a dog who is mentally stimulated is a dog who is deeply satisfied.

Great forms of mental enrichment:

• Sniff walks where the dog leads
• Puzzle feeders and lick mats
• Learning new commands and tricks
• Nose work games (hiding treats around the house or yard)
• New environments and experiences

The Brain Training for Dogs program is one of the most effective and enjoyable ways to give your dog the mental workout they genuinely crave. It uses proven positive reinforcement methods to teach new skills while naturally deepening your bond.

Tip #3: Feed Them a Nutritious, Interesting Diet

For dogs, food is not just survival. It is one of the highlights of their entire day.

Make it count.

Make sure their diet is nutritionally complete for their age, size, and health needs. Consider rotating proteins to prevent boredom with the same thing every day. And talk to your vet about whether a quality dog supplement could fill in any nutritional gaps, because a healthy body and a happy mind are directly connected.

Tip #4: Keep Fresh Water Available at All Times

This sounds almost too simple. But dehydration causes fatigue, irritability, and physical discomfort that can all affect your dog’s mood and energy.

If your dog tends to ignore a still water bowl, a dog water fountain can be a game-changer. Many dogs are instinctively drawn to running water because it signals freshness. Switching to a fountain has helped many dog owners get their pups drinking significantly more throughout the day.

Tip #5: Build a Consistent, Predictable Routine

Dogs thrive on predictability. Knowing what is coming next makes them feel safe. And a safe dog is a happy dog.

Consistent feeding times, walk schedules, training sessions, and bedtimes reduce background anxiety and give your dog a framework for their world that they can rely on.

Note for new dog owners:

If you have recently adopted a rescue or new dog, please be patient with the adjustment process. The 3-3-3 rule for dogs explains exactly why new dogs need time to decompress and truly feel at home, and what you can do to support that process.

Tip #6: Invest in Training (It Is the Greatest Gift You Can Give)

Here is a perspective shift that changed everything for me:

Training is not about control. Training is about communication.

When your dog clearly understands what you expect of them and knows how to respond, they feel calmer, more confident, and genuinely happier. The structure itself is reassuring. And positive reinforcement training builds a bond between you and your dog that goes deeper than almost anything else.

Start with the best treats for training rewards to make learning feel like a rewarding game, then explore our full dog training resource hub to find the right approach for your dog.

Tip #7: Monitor Their Health Consistently

Physical health and emotional wellbeing are inseparable.

A dog who is in pain cannot be fully happy. A dog with a nutritional deficiency cannot thrive. Regular vet visits, dental care, parasite prevention, and keeping a close eye on daily behaviors are all part of the happiness equation.

Between vet visits, the Dog Health Tracker helps you log your dog’s daily patterns including appetite, energy, sleep, and behavior so you can catch anything unusual early.

A special note:

If your dog provides emotional support and companionship that meaningfully impacts your mental health, you may qualify for an official ESA (Emotional Support Animal) letter. This gives both you and your dog access to important housing and travel protections that can make life significantly easier for both of you.

How to Know What Your Dog Does When You Are Not Home

Here is something a LOT of dog owners wonder about:

“Is my dog happy when I am not there? What do they even do all day?”

The honest answer is: most of us have no idea.

And that is a problem, because some dogs struggle significantly with being home alone. Separation anxiety is more common than most people realize, and a dog that seems perfectly fine when you are around might be genuinely distressed when you leave.

One of the most practical things you can do is simply watch.

A dog camera lets you check in on your dog throughout the day from your phone. You will quickly learn a lot about their daily energy levels, sleep patterns, and whether they seem content or anxious when the house is empty. Several dog owners I know have had huge realizations from watching their dog’s day for the very first time.

Frequently Asked Questions About Dog Happiness

How do I know if my dog is happy or just tolerating me?

A dog who is merely tolerating your presence is passive. They do not seek you out. They avoid eye contact. They do not light up when you walk in.

A genuinely happy dog actively chooses you. They come to you for cuddles. They follow you around out of choice. They give you the love gaze. They wiggle when they see you. The difference, once you know what to look for, is obvious.

Always look for multiple happy signs happening together, not just the absence of obvious distress.

Can dogs be happy if they are left alone all day?

Dogs are deeply social animals. Most dogs genuinely struggle with very long periods of alone time. If your dog must be alone for many hours each day, invest in:

• Enrichment toys and puzzle feeders to keep their mind busy
• A dog walker or doggy daycare for social connection
• A dog camera so you can check in and provide some remote interaction
• A high-quality brain training program to make their mental hours alone more productive

And when you are home, pour your energy into filling their emotional cup as much as possible.

Is my dog happy if they wag their tail?

Not always. Remember: tail wagging is not the same as happiness.

A slow, wide, full-body wag with a loose posture? Happy. A stiff, rapid, high-held wag with a tense body? Potentially anxious or even aggressive. Always read the whole dog, not just the tail.

What does it mean when my dog brings me a toy?

This is almost always a great sign. Bringing you a toy usually means your dog feels excited and comfortable enough to want to play with you, their favorite person. It is an invitation and a compliment.

How do I know if my new rescue dog is happy?

New dogs need significant time to adjust. The 3-3-3 rule for dogs is the framework I always recommend for new owners: 3 days to decompress, 3 weeks to learn your routine, and 3 full months to truly feel at home. Be patient. Be consistent. Be warm. The happy signs will come as they settle in.

My dog seems unhappy. What should I do first?

Start with a vet visit to rule out any physical causes. Pain and illness are often the root cause of behavioral changes that look like emotional problems.

Then look honestly at their exercise levels, diet quality, mental stimulation, social connection, and daily routine. Most cases of dog unhappiness improve significantly when one or more of these needs gets properly addressed.

The Ultimate Dog Behavior Training program is also an excellent resource for dogs who are behaviorally struggling as a result of stress, anxiety, or unmet needs.

The Bottom Line: Your Dog Is Already Talking to You

I want to leave you with one last thought.

Your dog has been communicating with you since the day they came into your life.

Every soft eye. Every wiggly greeting. Every play bow thrown in your direction. Every time they chose your lap over the comfortable dog bed. Every love gaze. Every zoomie.

They have been saying the same thing over and over again: “I am happy. I love this life. I love you.”

And now you know how to hear it.

The 17 signs in this article are your cheat sheet. Bookmark this page and come back to it whenever you wonder. Share it with the dog owners in your life who love their dogs but are not quite sure how to read them.

Your dog is one of the greatest relationships you will ever have. You deserve to know, without any doubt, that they are thriving.

And now, you do.

Did this guide help you understand your dog better? Leave a comment below and tell us which sign surprised you the most. And explore more of our dog behavior guides at DogHib.com.

Related Articles You Will Love:

• How to Get a Dog to Trust You
• How to Get Your Dog to Calm Down
• The 3-3-3 Rule for Dogs (What Every New Dog Owner Must Know)
• The Best High-Value Dog Treats for Training
• Why Is My Dog Breathing Fast? (When to Worry)

Sources and External References:

• Nagasawa, M., et al. (2015). Oxytocin-gaze positive loop and the coevolution of human-dog bonds. Science, 348(6232), 333-336. science.org
• Human Animal Bond Research Institute (HABRI). Research Overview. habri.org
• VCA Animal Hospitals. How Much Do Dogs Sleep? vcahospitals.com
• American Veterinary Society of Animal Behavior (AVSAB). Animal Behavior Guidelines. avsab.org

Disclaimer: This article is for informational purposes only and does not replace professional veterinary advice. Always consult your vet before making changes to your dog.