When will my brother change feathers

Brother Ji will change feathers when he is about 2 months old.In addition to changing hair during growth, there is a fixed hair change every year.When this bird changes hair, you must pay attention to keeping the environment hygiene. The cleaner the environment, the better, otherwise it may cause birds to get sick.In addition, after changing hair, you need to add some nutrients so that new feathers grow as soon as possible, which will also help the growth of birds.