Amarican shorthair cats are normally house cats. They normally have thick, short, fur in patterns. They are mediam-to-large size cats. They are usually silver tabbies, but they come in many other colors too. Like all cats, they are born in litters of 3 to 5 kits. they are fully grown once their 3 to 4 years old. They normally live 15 to 20 years. If you have one as a pet, you should brush them once or twice a week. Its best to keep them inside, and you should give them fresh food and water every day. Want to know a fun fact? people on ships used to use them to catch all the mice scurrying around the ship. Meow!