How to breed the three treasures

After the three treasures enter May-August, they will start breeding.This bird will built the nest in the tree hole of the water in the pink and broad -leaved forest or the large green poplar trees, which will put some wood chips and moss in it.It will breed a nest in a year. Each nest will produce 3-4 eggs, the eggs are white, the surface is smooth and spots, and the shape is oval.After spawning, it will be incubated by the male and female birds, and the success of the young bird is relatively late.