Cats will also purr loudly when they are distressed or in pain. All cats need taurine in their diet to avoid blindness. Cats must also have fat in their diet as they are unable to produce it on their own. In households in the UK and USA, there are more cats kept as pets than dogs. When a cats rubs up against you, the cat is marking you with it's scent claiming ownership.
Milk can give some cats diarrhea.
On average, a cat will sleep for 16 hours a day. A domestic cat can run at speeds of 30 mph. The life expectancy of cats has nearly doubled over the last fifty years. Blue-eyed, white cats are often prone to deafness. The cat's front paw has 5 toes and the back paws have 4.