1. The dog can find the sound direction in 0.06 seconds
2. Dogs also yawn with their owners
3. When the dog excretes, the circle is to adjust the body direction and magnetic field
4. Dog urine can cause lamp posts to collapse
5. Dogs have 13 blood types
6. When a dog urinates, raising his leg is a sign of dominance
7. Pups are inaudible when they are born
8. The dog's sweat glands are on the pads
9. A boy walking a dog is three times more likely to be approached by a girl than an average man
10. The lines on the dog's nose are equivalent to human fingerprints, which have been used as unlock passwords for mobile phones (don't try it lightly)
11. Beagles are the noisiest dogs
12. Dogs can sense changes in human body diseases. Some hospitals generally use dogs to detect and monitor diabetic patients.
13. The Chow Chow's tongue is blue-black
14. Some dogs have webbed feet, such as Dachshunds, Newfoundlands
15. Adult dogs have 42 teeth
16. The average body temperature of dogs is 38.4 degrees Celsius
17. Dogs drink water with their tongues in the shape of a hook
18. Dogs stick out their tongues to dissipate heat
19. A dog's saliva is actually its sweat
20. Dogs become more and more like their owners
21. There really is a dog in the world that can't bark - the Basenji Hound
22. The first dog in space was called Laika
23. The dog wants to bite you, you can’t escape, so it doesn’t bite you because it loves you
24. A large part of the reason dogs bite their tails is because of boredom
25. Dogs also fart and stink
26. Dogs can dream