You may catch your cat licking her paws or chewing on herself from time to time. Why do cats clean themselves? Self-grooming is a trademark characteristic of most cats that begins right after birth. Mothers lick their kittens to clean them, provoke urination and suckling, provide comfort, and strengthen their bond. At 4 weeks of age, kittens begin grooming themselves, and shortly thereafter start grooming their mother and littermates. This self-grooming and mutual grooming (referred to as allogrooming) continues into adulthood.

Cats are flexible, strategic, and well-equipped for grooming. Everything from the rough surface of a cat's tongue to her sharp teeth, comb-like paws, and forepaws add up to a finely tuned grooming machine. A cat can even use her front paws to stimulate tiny oil glands on her head. The oil is a cat's "perfume" and is spread all over the body.
Cats groom themselves not only to keep clean, but for several other health reasons: