Cats can be named according to their breed, gender, personality and other factors, such as __, Yingzai, Maomao, Xiongxiong, Dingding, Dongdong, Marshmallow, etc. It can also be chosen based on certain things or favorites, such as biubiu, small fish, nostoc, princess, sesame balls, hairballs, chubby, Angela, sunny, fairy, etc. Cats, belonging to the feline family, can be divided into domestic cats and wild cats. They are a relatively common pet in families around the world. The ancestors of domestic cats are speculated to be desert cats that originated in ancient Egypt, and Persian cats in Persia, which have been domesticated by humans for 3,500 years (but have not been completely domesticated like dogs). An average cat has a round head, short face, five fingers on the forelimbs, and four toes on the hind limbs. The toes have sharp and curved claws that can be retracted. Nocturnal. They hunt other animals in ambush, and most of them can climb trees. Cats have fat pads on the bottom of their toes to prevent them from making noise when walking and to prevent rats from escaping when hunting. The claws are retracted when walking to prevent them from being blunted, and they are extended when hunting mice and climbing rocks.