How does Hibari divide the mother -in -law

It is easier to divide the mother -in -law, and there are many differences between them.For example, in terms of body shape, the male bird is relatively slender, while the mother bird is thick and short.If you look at its head, you will find that the male bird's head is relatively small, round, full of head, and the mother bird is larger.In addition, the pattern on the male bird is relatively obvious. There are black vertical stripes under the neck. The pattern of the mother bird is dim, and the stripes are not bright.