1. You may think your cat is fainting, but in fact cats spend 2/3 of their lives sleeping, and scientists even suspect that kittens secrete some kind of growth hormone during sleep.
2. Cats don't have collarbones - so their bodies are soft and flexible and can do some jaw-dropping things.
3. Kittens have blue eyes until they are 4 months old.
4. Female cats are more likely to be right-handed, while male cats are more likely to be left-handed, according to research from Queen's University Belfast.
5. Cats purr when they are awake for love, comfort, and healing; they can breathe while purring.
6. Cats blink slowly to indicate intimacy, and staring indicates lock-in and hostility, so don't look directly into the eyes of cats, and blink slowly is better. Touching each other's noses is a way of saying hello between cats, but it can be difficult for humans and unfamiliar cats to do so.
7. Cats, like dogs, only have sweat glands on their paws.
8. Cats can run as fast as 30 mph (50 km/h); they can jump up to five times their height.
9. The ancient Egyptians worshiped cats, they lived in temples, they were fed with milk, bread and Nile fish, and even the people who looked after the cats had high social status. After the cat dies, they will design a special mausoleum for the cat, bury it in the family or cat-specific cemetery, and bury it with the mummy of the mouse. Smuggling cats out of Congress is punishable by death.
10. Cats are pure carnivores, and their teeth are not suitable for chewing but tearing, so it is often seen that cats eat cat food without chewing.
11. According to the British Telegraph, British government agencies are keeping 100,000 cats in public facilities to deal with mice.
12. The largest wild cat in the world is the Siberian tiger (also known as Siberian tiger, Amur tiger).
13. Cats don't have sweet taste buds, so they can't taste sweetness, but they have an unusual appetite for things high in fat, which is why they're so interested in your desserts.
14. Changing environments can easily make cats sick, because cats are very nervous creatures, and their ability to adapt to new environments is relatively poor.
15. Your cat is probably more clean than you are—they spend 1/3 of their waking hours licking and cleaning.
16. Climbing is a cat's instinct - but it's hard to come down after climbing up a tree, because their paw structure means they can only climb down with their head up, which is not the case for novice cats at first- —That's why so many cats climb high and get stuck on it.
17. Compared to dogs, they are less averse to heat because their ancestors lived in the tropics (between 28-32 degrees Celsius).
18. A 1-year-old cat is equivalent to 15 human years old, a 2-year-old cat is equivalent to 24 human years old, and every human year after that is equivalent to an increase of 4 years, so a 5-year-old cat is about 36 years old for humans.
19. The main function of the cat's whiskers is to measure the ability to pass through the burrow in front of them.
20. Adult cats rarely meow to their peers, and meowing is primarily a kitten's way of making demands of its mother.
21. The average lifespan of a cat is between 15-20 years.
22. A cat allergy is an allergy to cat dander and proteins in saliva, not cat fur, as most people think.
23. Cats' eyes can't focus up close, so they can't actually see you when you're very close.
24. Unlike dogs, cats have no "people" and "cats" in their hearts, so sometimes they worry that you can't feed themselves, which is why occasionally cats bring mice, bugs, and the like to their owners.