What's wrong with the tail fur of the Shou Bao?

Shouzhu bird tail hair is changed.During this time, this bird needs to feed some nutritious foods to promote its growth and development, and at the same time, it can make feathers brighter.In addition to changing hair, birds infected with parasites or skin diseases will also cause its tail hair to lose hair. At this time, it must be treated in time to avoid further deterioration of the disease and endanger its life.