Sort:  

The technical term for a cat’s hairball is a “bezoar.”

A cat has more bones than a human; humans have 206, but the cat has 230 (some cites list 245 bones, and state that bones may fuse together as the cat ages).

Retractable claws are a physical phenomenon that sets cats apart from the rest of the animal kingdom. I n the cat family, only cheetahs cannot retract their claws.

Tests done by the Behavioral Department of the Musuem of Natural History conclude that while a dog's memory lasts about 5 minutes, a cat's recall can last as long as 16 hours.