pet.net learned that the incisors and claws of rabbits grow with age, which is an important sign of age identification. The incisors of young rabbits are white, short and neatly arranged; the incisors of old rabbits are dark yellow, thick and long, irregularly arranged and sometimes damaged. The small base of the red rabbit's toe is red and the tip is white. One-year-old rabbits are equal in length to red and red; under one year old, red is more than white, and over one year old, white is more than red. Colored rabbits can be distinguished according to the length and curvature of the toes. Young rabbits are shorter, straight and flat, hidden in the foot hair. With the increase of age, the toes and claws are exposed outside the foot hair, and the tips of the claws are hooked.

The adult rabbit (13 years old) has moderately thick toes and claws, which are relatively straight and gradually exposed outside the foot hair. The color of the toes and claws is equal to red and white; the incisors are white, thick, long and neat; the skin plate is moderately thick, Solid and tight.

Older rabbits (over 3 years old) have dull eyes and dull actions; thick and long claws, hooked claws, fine and dull appearance, half of which are exposed outside the foot hair, more red than red; incisors are Yellow-brown, thick and long, sometimes damaged; the skin is thick and loose, and there are two types of hair in the coat of the long-haired rabbit.