For thousands of years, dogs have provided us with companionship. They live, sleep, and even eat with us, yet we’re still clueless about them.

These fascinating dog facts will help you get to know our furry friends and care for them better. 

Learning about your pup’s behavior, abilities, and what makes certain breeds unique helps you make better decisions as a dog owner. We hope you enjoy these amazing dog facts.

Here are some interesting dog statistics you may not know.

Fascinating Dog Facts

  • Dogs’ sense of smell can be as much as 40 times better than ours.
  • Some of our furry pals are swift runners, with breeds such as the greyhound reaching 45 mph.
  • Dogs can hear at 45000 Hz, while humans only get to 23000 Hz.
  • Man’s best friend has a sense of time to predict regular daily walks.
  • Studies show your blood pressure reduces by as much as 10% when you’re petting a dog.
  • The dog’s nose is unique, similar to the human fingerprint.
  • US dog owners spend over $50 billion annually on their pets.
  • There are over 400 million dogs worldwide, the highest population being in the US — close to 70 million dogs.

Guide Dog Facts

Guide dogs can complete fascinating tasks for people in need. No wonder our bond with them is so strong.

1. We Train Dogs to Aid Us in Fascinating Ways 

(Source: Serenity Health)

  • Some dogs’ incredible sense of smell can catch medical issues. It can detect epileptic seizures before they happen or help people with diabetes keep their sugar levels in check.
  • Guide dogs take years to train, and the cost is astounding —  over $24,000 for each dog to complete training.
  • Dog statistics show our furry pals can detect cancer cells within a human’s body. With over 300 million olfactory receptors, they’re perfect for the task.

As service dog statistics show, some people rely on these puppies daily, and it’s important to remember they’re working animals. Always ask the owner before touching their dog.  

2. Dogs Can Learn up to 100 Gestures and Words 

(Source: PDSA)

  • Dogs can hear up to 45000 Hz, while humans only reach 20000 Hz. Blind people depend on this ability to engage with the world around them.
  • Your mental and physical health may improve when petting a furry friend. Studies show that blood pressure decreases. Besides, dog owners have less chance of developing heart disease. Aren’t those some cool dog facts?
  • Dog training should start from an early age to ensure your pup’s safety and the wellbeing of those around it. 

We can come up with an endless list of interesting dog facts. Let’s see what we learned about their behavior.  

Dog Behaviour Facts

When your puppy’s acting weird, it usually has something to do with its feelings or coping mechanisms. Overall, if you understand your dog’s behavior, you could provide the support it needs. 

3. Dogs Lick Your Hand to Learn Where You’ve Been and What You’ve Been up to

(Source: Tractive)

  • Licking could also be a sign of affection or submission.
  • We may see our furry friend jumping on us as a sign of playfulness but it does this to show dominance.

Puppies give us companionship, so it’s worth reading weird dog facts that help you understand their behavior. You never know; they could teach you something that may change the way you care for your pet.

service dog laying on the grass

4. Dogs’ Sense of Smell Can Be as Much as 40 Times Better Than Ours

(Source: Phoenix Veterinary Center)

Our crazy facts about dogs don’t stop here! They’re fascinating animals that see the world completely different from us, so perhaps there’s a thing or two we can learn from them, too. 

Random Dog Facts

Here are some unusual and unknown facts about dogs. Keep an eye out for the dog mayor.

5. The Dog’s Nose Is Unique Like the Human Fingerprint


  • Just like kids, puppies get cranky when they haven’t rested. Prevent this by instilling a nap time routine for your pet.
  • Over half of the US Presidents have been dog owners.
  • Russian dogs have figured out how to ride the train and get off at specific stops for food.

While many perceive dogs to be entirely different from us, these unusual facts about dogs display how similar we are.

6. Yawning Is Contagious for Your Furry Pal Too

(Source: AKC)

  • The community of Idyllwild, California, elected a golden retriever, Max as mayor. When Max passed away, the town was hard at work to find his successor —  Mayor Max, II. Two deputy mayors, Mikey and Mitzi, joined him. The three golden retrievers continue to serve their community. Now, these are officials we’d vote for.
  • Like us, pups can get diseases like diabetes, if your pup is affected we recommend you take a look at these non-prescription diabetic dog foods.
  • Dogs sweat through the pads on their feet. These pads also produce a scent other animals can sense. How pawsome is that!

Such dog facts prove that puppers will always creep into our hearts. 

Dog Loyalty Facts

Studies reveal dogs are among the most loyal pets. They form a bond with their owner through trust and devotion, as you’ll see in our next selection of dog facts.

7. Dog and Human Relationships Have Been Forming Over 30,000 Years

(Source: Time)

  • We’re social creatures, and so are dogs. So, our interactions with them are a win-win.
  • Dogs can have similar emotional reactions to humans. If your pup sees you display affection to someone else or another animal, they can get jealous.
  • Puppers connect with humans through eye contact.

After reading these dog and human relationship facts, you now have a better idea of why we get along so well. There are mental and physical health benefits for both sides.

8. Puppies Are Born With a Nose Heat Sensor to Detect Their Mom

(Source: Dog Breed Info)

  • A dog’s sleeping pattern is similar to a human’s. When you notice your furry pal twitching or yapping while it’s taking a nap, that’s because it dreams. Don’t worry if you see Spike moving in his bed — he’s probably dreaming of finally catching his tail.
  • Your fury bestie may get separation anxiety when you leave the house. Dogs get used to having you around, so it can be scary for them if you’re not there. These are the most adorable dog facts.
  • You can avoid pup anxiety by training your dog to be alone with puzzle toys containing its favorite treats.
white puppy laying on a wooden floor

Dog Training Facts

Dogs are one of the most trainable species. Naturally, we found some fascinating information about military and police dogs.

9. Over 2700 Military Dogs Get Deployed Across the Globe 

(Source: Omni Financial)

  • Military dogs have been a part of the US Armed Forces since World War I. Each four-legged soldier saves between 150–200 lives throughout its service.
  • Before the year 2000, when they sent the military home, the dogs were euthanized or left behind. Robby’s Law changed that by allowing the adoption of retired US army dogs.

It’s worth going through military dog facts to commemorate the furry pals who bravely serve their country.  

10. Police Dogs Can Save an Astonishing 600–1000  Hours Each Year

(Source: Harlequin Ever After)

  • The most common police dog breed is the German shepherd. They can handle high-stress situations better than others. The line of duty is a fast-paced and stressful environment that’s not appropriate for all canines.
  • Training a service dog isn’t cheap. It’s over $22,000 on average. But the time saved and the canine’s ability to do tasks humans can’t are worth the money.  
  • A police dog can alert officers to a dangerous situation before a human can realize it, which reduces the risk for officers in the line of duty. Aren’t these amazing service dog facts? 
  • Four-legged officers can prevent situations from escalating. The public knows the force with which they train these dogs to attack, but they’re not the dogs most likely to attack.

As these fantastic police dog facts show, it’s worth training dogs in the line of duty.

11. Studies Reveal Sniffer Dogs Can Detect COVID-19

(Source: Sky News)

  • Bloodhounds can track scents for up to 300 hours after an event. This ability helps the police in missing person investigations to determine where a person may be or if a body has gone missing. 
  • Agencies won’t solve many investigations in densely wooded areas without a bloodhound’s hard work.
  • Border patrol stations often use beagles to sniff out drugs, illegal products, and bombs. While this breed isn’t as fearsome as the German shepherd or the greyhound, they’re still great at assisting the frontline. In the next section, you’ll learn more fascinating German shepherd dog facts.
  • The UK is currently exploring how to deploy sniffer dogs to detect COVID-19 at public events.

Our four-legged friends have helped millions across the globe in the fight against drugs. These astonishing sniffer dog facts show their unique ability to track and aid humans.

a corgi dog smiling in the rain

12. German Shepherds Are Incredibly Smart

(Source: American Kennel Club)

  • German shepherds enjoy following directions and can imitate a trick after seeing it just a few times. Dog statistics show they’ve been the second most popular breed in the US for over ten years. 
  • This breed puts owners at ease with their fantastic guarding capabilities. German shepherds are exceedingly protective, so you should train them to be comfortable around people and other animals.
  • Due to their high energy, they’re often used as working dogs because they remain alert. Combine that with their determination to learn new skills, and you can easily see why the army prefers them in the line of duty.

German shepherd facts illustrate the breed’s ability to provide comfort and safety to its owners and the public. Some breeds are built for certain activities, if you want to find out what breed of dog you have, try a dog DNA test.

Search and Rescue Dog Facts

Search and rescue missions use many different breeds, but none of them come close to St. Bernard’s character.

13. St. Bernards Have Saved Over 2000 Lives

(Source: Mental Floss)

  • Recognized throughout history for their loving and caring nature, they’re very gentle with children.
  • Monks discovered the breed’s outstanding capabilities in the 16th century. They realized it could aid search and rescue missions. The dogs could clear paths, sense avalanches, and find a person in over 20 feet of snow. Besides, their massive paws could get the person out of there. How great are these fun dog facts? 
  • St. Bernard’s are patient and gentle with adults and children, but don’t let that fool you. They’re great guard dogs. The dog’s sheer size can discourage any home intruder. Combine that with their loud bark, and the invaders should be running for the hills.

The media also loves St. Bernards. They’re often portrayed with barrels of brandy around their necks, which is awesome but fabricated. Their heroic nature and countless rescue endeavors make them everyone’s favorite. 

These fascinating St. Bernard dog facts display the breed’s kind-hearted nature and willingness to help those in need. 

To Sum Up

Small, big, fluffy, or short hair, dogs truly are man’s best friend. What’s more, dog statistics show that they can positively affect our mental and physical health.  

Dog behavior may not make sense to us all the time, but it can tell a great deal about its feelings. In the end, man’s best friend isn’t that different from us — they dream, get jealous, and are also social creatures.

Have you ever wondered how many dogs are out there? The answer’s not simple.

We hope you learned something new from these dog facts and that you can now appreciate even more the hard work of our furry pals. 


  1. Petsecure 
  2. PDSA
  3. Tractive
  4. Phoenix Vet Center
  5. Care
  6. American Kennel Club
  7. Time
  8. Dog Breed Info
  9. Omni Financial
  10. Harlequin
  11. Sky
  12. American Kennel Club
  13. Mental Floss
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Emma is a lover of all animals. Her cat Pumpkin enjoys stretching out in the office while mom researches the best information on how to care for their fellow furry friends. Emma’s passion for animals started at a young age. Back then, she dedicated her time to shelters and vet clinics in South Africa. Her enthusiasm for writing and research is behind the most reliable information for pet lovers. She believes in treating animals with the devotion and respect they deserve.