1. "Husband" was an ancient term for a eunuch.

2. Reading while using the toilet helps you remember things much better!

3. A newborn's first stool is green.

4. A cat with three colors must be a female cat.

5. If you stare at your palms for a long time, your palms will feel warm.

6. Don't put a light bulb in your mouth, or you won't be able to get it out.

7. No piece of paper can be folded more than nine times, not even the thinnest napkin.

8. Flies taste slightly sweet.

9. Scissors were invented by Leonardo da Vinci.

10. Feeding dogs chocolate can kill them.

11. Intelligent people's hair contains more zinc and copper.

12. The world's youngest couple was a pair of children in China in 1910, aged 8 and 9 respectively.

13. "The quick brown fox jumps over the lazy dog" uses all the letters of the English alphabet.

14. Which came first, the chicken or the egg? According to the Bible, the chicken came first.

15. Except for south and north, the first letter of the names of the seven continents is the same.

16. Nasal mucus is phlegm.

17. It is said that cat urine glows in the dark.

18. Nokia originally made paper.

19. Students who want to be as tall as the characters in "One Piece" can try to fracture a bone first. After the fracture heals, it is possible to grow taller.

20. All polar bears are left-handed.

21. Cockroaches love alcohol, and all kinds of cooking oil are their favorites!

22. Cockroaches can't fly, they can only glide.

23. Some cockroaches, when startled, can jump several meters away.

24. The melody of "Twinkle Twinkle Little Star" is the same as that of the alphabet song.

25. Elephants can't jump.

26. Actually, rabbits rarely eat carrots.

27. If you are at the very bottom of a deep well, you can see the stars even on the brightest night.

28. Lighters were invented before matches.

29. Lobster blood is blue.

30. The shrimp's heart is in its head.

31. Except for leap years, the first day of the year is always the same day of the week as the last day of the year.

32. Coca-Cola was originally green.

33. It is said that you will eat more than 70 kinds of insects and more than 10 spiders while you sleep in your lifetime.

34. Hot water freezes more easily than cold water.

35. Elephants remain standing even after they die.

36. Don't be fooled by the hippo's plump appearance; it can run faster than you.

37. Chicken butts contain carcinogens, so eat them sparingly.

38. Lack of sleep will make you stupid; you should sleep at least eight hours a day.

39. People are most likely to attract mosquitoes when they are eating bananas.

40. Ducks' quacking doesn't echo, and no one knows why yet.

41. Mosquitoes have teeth, and they have 22 teeth.

42. A sea lion's whiskers are more sensitive than its ears, and it can distinguish sounds from dozens of nautical miles away.

43. Infants can breathe and swallow at the same time, but adults cannot.

44. Moths do not eat because they do not have a stomach or mouth.

45. For citrus fruits, the female ones taste better. The difference between female and female citrus fruits is that the bottom of the fruit has a circle instead of a dot.

46. ​​Before going out in cold weather, rub your finger horizontally under your nose to prevent catching a cold.

47. Put the backs of your hands together, rub them vigorously, and smell them—they actually smell bad.

48. You can't jump if your knees aren't bent.

49. If you sneeze too hard, you might accidentally spit your eyeballs out.

50. The shape of a person's face is formed from the initial digestive system.

51. Clear nasal discharge indicates a cold caused by exposure to cold, while greenish nasal discharge indicates a viral cold.

52. Hitler's mother originally wanted to have him aborted.

53. The head was cut off directly, and the blood from the blood vessels in the neck could spray at least two or three meters high.

54. Pressing your finger on the philtrum can help suppress a sneeze.

55. Tibetan mastiffs are praised for their loyalty, recognizing only one master throughout their lives. However, this is actually because they have low intelligence.

56. If you stare at your palm for a long time, your palm will get warm.

57. After goldfish are released into the river, they will become ordinary carp after three generations.

58. Bad breath is mostly caused by a lack of proper tongue coating.

59. If your pet python stops eating and stops coiling up to sleep, but instead lies upright next to you, get rid of it immediately!! It's using its body to gauge whether it can swallow you whole!!

60. When you point to something high up and say "Look!" to someone, their mouth will open when they look in that direction.

61. When a girl has her period, if she touches the water in which beans were soaked, the water will turn red.

62. In winter, shaving your head and applying lubricant can prevent snow from accumulating on your scalp.

63. Swallowing 20 milliliters of saliva from an HIV-positive person at once can lead to HIV infection.

64. Brain Gold has only one more ingredient than Wanglaoji.

65. If you laughed after reading this post, please share it with others so they can laugh too!