What's wrong with the Hibari tail hair?

The lark tail hair is mostly because of changing feathers.This kind of bird usually changes hair once a year, and the hair changing time is from August to September.When changing hair, pay attention to supplementing nutrition and promote the growth of new feathers. At the same time, it is necessary to clean up the hygiene in the cage and make the environment cleaner.In addition to changing feathers, the disease will also cause its tail hair to lose hair. At this time, it is often weak and you need to check and give it to it.