The reason why the Taiping bird does not hatch eggs

Taiping bird does not hatch eggs indicating that the bird's motherhood is not good.Its reproduction period is from May to July, and the male and female birds will only be watched after successful pairing.They usually build nests on coniferous forests or coniferous broad leaves, and they are selected near the stream or lake.Nests are mostly made of dry pine needles, grass grocerales, moss, etc., which will put some soft materials on it.After the nest is built, the female bird will lay eggs. There are 4-7 pieces of each nest. The color is gray or blue-gray with small black spots on it.