How to divide the mother and mother of Taiping Bird

The Taiping Bird's division is difficult, and the appearance of the two is very close, and only a small part is different.The male bird's cricket and throat are black. Although the mother bird is also black, the dark spots look smaller.There is a macular at the top of the male bird, and the mother bird also has macular, but it looks smaller.And the same is true of their secondary flying feathers. The male bird has red wax protrusions, and the raised of the mother bird is extremely small.