1. Cats have over 100 vocal sounds, while dogs have around 10.
2. Your stomach has to produce a new layer of mucus every two weeks otherwise it will digest itself
3. Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
4. The first streetlights in America were installed in Philadelphia around 1757.
5. Thirty-five percent of the people who use personal ads for dating are already married.
6. Our eyes are always the same size from birth but our nose and ears never stop growing.
7. On average, nutritious food costs 10 times as much as junk food.
8. The word ‘MEME’ was created by Richard Dawkins in 1976 essentially meaning to imitate or pass on.
9. The chance of you dying on the way to get lottery tickets is actually greater than your chance of winning.
10. The word “gorilla” is derived from a Greek word meaning, “A tribe of hairy women.”
11. About 150 people per year are killed by falling coconuts.
12. The Guinness Book of World Records holds the record for being the book most often stolen from libraries.
13. The average person spends six months of their lifetime waiting for a red light to turn green.
14. An ostrich’s eye is bigger than its brain.
15. Eggs contain most of the recognised vitamins with the exception of vitamin C.

Source:

https://www.uselessfacts.net/c/Interesting