In addition, the story about the origin of 12 is as follows: Hong Xun's Miscellanies of Yanggu says that the odd-numbered earthly branches of 12 are also equipped with odd-numbered fingers or hooves of animals. If the child is in the first place, the matching mouse is 5 fingers, and if the ground branch is even, the name is even, such as cow, ugly and so on. Ye Shijie explained the origin of Cao Zhong 12 Zodiac as follows: the painter matched 12 with 12, and each Xiao had its own shortcomings, such as toothless mice, toothless cows, toothless tigers, toothless rabbits, toothless dragons, legless snakes, gutless horses, eyeless sheep and legless monkeys.
There are other kinds of sayings. For example, the Yellow Emperor chose 12 animals to be on duty in the sky on time ... Through the competition, he selected 12 animals such as mice, cows and tigers. 12 Zodiac originated from the totem worship of some clans in primitive society, and was divided according to the strength of each tribe at a meeting; 12 Zodiac may have been introduced by Tianzhu; Or 28 stars are distributed in a week or so, and the value is 12 hours. Each star is named after an animal. Choose a common animal on duty every hour as an agent for a certain year, and so on.