Commentary: "Rabbit" is an hieroglyphic for animal rabbits. Xu Shen's Shuo Wen Jie Zi in the Han Dynasty explained: "Rabbit is an animal name, and its tail shape is far away." Its Oracle Bone Inscriptions and seal script depict the image of a rabbit with long ears and short tail. Rabbits belong to Carnivora and Mammalian family, and evolved from insectivores. Rabbits are divided into rabbits and rabbits, and rabbits are domesticated from rabbits. Rabbits first appeared about 60 million years ago. After primitive rabbits and ancestor rabbits, modern rabbits appeared 3 million years ago. There are about 9 categories and 50 species in the world at present. There are 9 species in China, including grass rabbit, northeast rabbit, south China rabbit, gray-tailed rabbit, Yunnan rabbit, Tarim rabbit, Hainan rabbit and mountain rabbit. Among them, the most widely distributed is the grass rabbit, also known as the Mongolian rabbit. Rabbits have a long cultural history in China. "Poetry Zhao Nan Rabbit House" said: "The nest of Susu rabbit is Tintin's." It means that the rabbit net is installed and the stakes jingle. It can be seen that there were written records about rabbits in the pre-Qin period or earlier. Rabbit is a lovely and kind image in people's hearts because of its gentle temperament, smart posture, developed sense of smell and sensitive movements. There are many idioms and allusions about rabbits, such as the three caves of cunning rabbits, waiting for rabbits, rabbits dying in sorrow, turtles and rabbits racing, rabbits moving like rabbits, rabbits fighting with dogs and so on. The image of the rabbit is docile, peaceful, elegant and indisputable, but this is only its weak and lovely side; In fact, it also has a strong, agile, alert and unyielding side. For example, rabbits can't catch up with dogs when they fly, and they will bite when they are in a hurry. There is a famous trick in Wushu called "the rabbit pushes the eagle", which can often achieve unexpected results. Rabbit is the fourth in the zodiac, and it belongs to the twelve earthly branches, so it is called hairy rabbit. Shi Mao is from 5 am to 7 am, which is the beginning of the day, symbolizing light and hope. This time is very important to people's lives. People associate rabbits with stone spears, which shows that everyone likes and values rabbits.