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Dog is an intelligent, friendly and familiar animal to humans. However, there are still interesting “secrets” about this tetrapod that we don’t know. Discover 25 facts about dogs with Tnhelearning.edu.vn!
The truth about dogs
1. Dogs are not descended from wolves . Although they are related to wolves, the dogs we are raising today are not descended from wolves. Dogs are actually descended from a completely different species than wolves and disappeared thousands of years ago.
2. A dog’s nose is always wet to help them sniff and perceive odors more sensitively and accurately.
3. Dogs have two noses . In addition to the nose on the snout, the dog also has a second nose called the vomeronasal or Organ Jacobson.
4. The dog’s nose has a distinct vein shape . Like human fingerprints, each dog will have a different nose pattern. Dogs have been identified since 1938 by their nose prints.
5. Dogs can still see colors . Unlike in the past, people thought that dogs could only see black and white. But in fact, dogs can also see green, yellow, and blue.
6. Dogs can laugh. You often see your dog smiling. However, the purpose of that smile is often different from that of a human, it could be that the dog is convincing you of its will or they are showing concern.
7. Dog pretends to be sick . Dogs are so smart, they can pretend to be sick to get your attention.
8. Dogs sleep on their backs when they feel safe . Some dogs have a preference for sleeping on their backs, this is when they feel safest and most comfortable.
9. Dogs don’t feel guilty . Those twinkling eyes and pitiful faces when dogs look at us when they make a mistake is not because they feel sorry for us, but because they are simply afraid of getting in trouble.
10. Dogs have up to 3 eyelids : One upper eyelid, one lower eyelid and the third eyelid is located in the middle deep inside.
11. Dogs can understand human body language and voices , especially their owners.
12. Dogs have up to 2 coats , a beautiful outer layer and an inner lining to help them keep warm in winter and cool down in summer.
13. Chocolate can kill a dog . Just 100g of chocolate can kill a small dog. So, don’t let your dog eat chocolate!
14. Dogs do not sweat through their skin , but through the soles of their feet. They can also cool themselves down by panting.
15. Dogs sleep curled up to keep their body warm and to protect their sensitive organs.
16. The world’s longest living dog has a life expectancy of 39 years and 5 months.
Facts about dog breeds
1. Basenji is the only dog breed in the world that cannot bark.
2. Lundehund is the only dog breed with six toes on each paw.
3. Labradors are the most popular breed of dog in the United States.
4. Bloodhounds are dogs with an excellent sense of smell, they can track scents for more than 300 hours.
5. The Newfoundlands is a great swimmer, because it has webbed feet like a propeller.
6. The Dalmatian is a dog that is born completely white and develops dark spots on its body over time.
7. The Su dog breed in China is the only dog breed with a black tongue and the rest of the dog breeds have a pink tongue.
8. Chihuahua is the smallest dog breed in the world, its name is named after the state of Chihuahua in Mexico.
9. St. Bernard is the heaviest dog in the world, when grown up, they can weigh up to 120kg.
Above are 25 facts about dogs that few people know that Tnhelearning.edu.vn has compiled. Hopefully the article has helped you understand more about these “four-legged friends”!
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