When will Huang Yan change hair

Huang Yan will start changing hair after the summer.Changing hair is the normal physiological phenomenon of Huang Yan. In addition to changing from the chicks to young birds, it will be changed once a year.When changing the hair, clean it, clean the feathers it off as soon as possible, and at the same time, it must be windproof, otherwise the birds may be frozen.Regularly supplement some nutritious foods, which can make new feathers brighter.