Interesting trivia is one in a million; let's take a look at some little-known facts.

1. Tibetan Mastiffs only recognize one master in their lifetime and have always been praised for their loyalty, but this is actually because they have low intelligence.

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

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

4. 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!

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

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

7. Kissing a dog can lead to rabies, especially for dog owners, so please be careful.

8. Blood transfusions are not allowed between immediate family members. The scenes in TV dramas where parents donate blood to save their children are all fake!

9. Placing a cactus next to your computer does not help prevent radiation; it will only cause you to accidentally prick yourself.

10. When seeing a person or thing you like, your pupils will dilate by 45%.

11. Wash your feet, socks, insoles, etc. with red Shanghai medicated soap every day to get rid of foot odor.

12. If sand or a foreign object gets into your eyes, spit immediately, spit a lot, and then blink repeatedly. It always works.

13. If you're worried about pesticides on tomatoes, scald them with boiling water and the skin will come off easily.

14. Rub the pan with ginger before frying fish to prevent it from sticking. For mouth ulcers, hold a glass of white wine in your mouth until it becomes numb, then spit it out (if you have a strong alcohol addiction, you can swallow it). Repeat several times a day; it should heal in a few days.

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

16. Reading while using the toilet makes it easier to remember what you read!

17. A newborn's first stool is green.

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