Yellow snake, also known as cauliflower snake, king snake, king snake, smelly yellow jaw, etc. , is a common large and medium-sized snake in temperate climate. It is non-toxic and hunts by its strong body and strong coiling force. It is famous for the lines that look like kings on the top of its head. The snake has the advantages of large size, strong adaptability, fast growth and development, short feeding cycle, easy feeding and spawning. Many snake farms or snake farmers, especially in northern provinces, mostly regard it as the breeding object of non-poisonous snakes. This species has been included in the List of Wild Animals and Plants with Important Economic Development and Scientific Research Value under State Protection in Nura Rikuo published by the State Forestry Administration in August, 2000 1. Wang Jie's body is barrel-shaped, and his weight can reach more than 5~ 10 kg. Key biochemistry is located in hilly areas and hillsides, inhabiting rivers, working areas and Yuan Ye in plain areas. It is dexterous, fierce, fast climbing and can climb rocks and trees. The key is to take rodents, frogs, birds and small birds' eggs as the leading food, which is similar in the case of lack of ingredients or even leftovers. The natural viper is in a state of stress. After being frightened too much, it releases glands, and there is no such problem in reproduction. This snake lays eggs from June to July every year, with 8~ 15 eggs each time, and the incubator goes up and down for 40~45 days.