How big can Acacia bird can produce eggs

Acacia bird usually needs more than one year to mature eggs.The breeding period of this bird is usually camped under the forest or bush, which is usually about 1-1.5 meters higher than the ground.The nest is cup -shaped, and it is mostly composed of moss, grass industry, bark, etc., which can lay eggs after the nest is built.It can produce 3-4 pieces each, color white or dark green, and at the same time with lilac spots.