A group of cats is called a clowder.
Cats have 20 muscles that control their ears.
The largest cat in the world measured 48.5 inches long. That's as tall as some 6 year olds!
Some evidence suggests that cats were domesticated around 3,600 B.C. That's about 5,600 years ago, and 2,000 years before the ancient Egyptians.
A house cat is faster than Usain Bolt.
A cat once detected human breast cancer.
Cats sleep 70% of their lives.