Treatment methods for chinchillas biting their fur:

1. Chinchillas may have skin itching caused by long-term hair not being cleaned and excessive dandruff. To bite the hair, the breeder can clean the chinchilla's hair in time so that the chinchilla will not bite the hair.

2. Chinchillas may be infected with external parasites, such as some ticks, fleas, etc. Breeders can take their chinchillas to the pet hospital for deworming treatment.

3. When the chinchilla is in the molting period, it will bite its hair on its own. At this time, the breeder does not need to intervene. When the chinchilla has passed the molting period, it will no longer bite its hair.

4. Some chinchillas carry severe hereditary trichophagia, which cannot be cured. However, breeders can supplement vitamin C to chinchillas. In the early stages of trichophagia, there may be some alleviated.

5. Chinchillas in estrus may self-mutilate and bite their fur. At this time, the breeder can help it find a partner to prevent it from biting its fur. The breeder can also help it massage its chin. Or the top of the head, it can also relieve hair biting.