When will the murmur change hair

Bulin changes hair in the summer and autumn every year.When changing the hair of the mullet, you need to clean it regularly to improve the environment in the cage and avoid birds from getting sick.At the same time, you should also pay attention to feeding. Do not change the feed when it is hairy, but when you have new hair, you must use a little to promote developmental feed.In addition, do a good job of keeping warm to prevent it from being frozen after hair removal.