How many days do grass and birds hatch eggs

It takes 15 days to hatch eggs.After entering the reproduction period, this bird will start pairing first, and then build nest breeding.The nest is usually placed at the end of the branch, or in the tree cave, and sometimes the nest of other bird exhaust gas is also used.Usually it can produce 4-9 eggs in one nest. The color of the egg is milky white. If it is artificially raised, you can use ten sisters and birds to hatch on behalf of the ten sisters. The temperature can be kept at about 20 ° C.