How big can the Bird Bird can have eggs

The Bird Bird can breed in eight months old.Its breeding period is generally from April-August, and it can produce 2-3 nests a year.It usually runs the nest at the fork of the main trunk, and some are on the fern plant nest. It takes 18 days to build the nest, and then spawns.4-8 eggs will be produced per nest, and the hatching will take about 18 days.Due to the late nature of the chicks, it is about 20-22 days of the nest.