Chinchilla has seven characteristics. The first is to live in groups; the second is to be docile in temperament, not biting, but when an enemy is attacked, it can make a whining sound to call the police, and when angry, it will give off a strange resonance, occasionally biting, and the winner is mostly a female rat; the third is nocturnal At night, chinchillas are timid and frightened, eat less food, and eat little by little while sitting and standing with their forelimbs and small claws. Living in the environment, likes sand bathing, cleans oneself, and loves to chew wood and molar teeth; five is strong disease resistance, life-long immunity, no special smell; six is agile, good at jumping, therefore, it should be caged to prevent escape; seven It is a mixed diet, mainly eating grass, leaves and a small amount of miscellaneous grains.