Can the gray bird wings be healed by self -healing?

Ash wings can heal themselves, as long as they are not seriously injured.This bird is usually paired or in groups of activities, and usually foraged on grass or shrubs, and most of them use grass, fruits and seeds as food. Because they can destroy crops, they are also used as harmful birds.It is usually mature when it is 7 or 8 months old. It can breed 4 nests each year. Each nest is eggproof 4-7 pieces, which can be hatched after 16-18 days.