How big can white waist bird can have eggs

White waist birds are generally mature when they are ten months old, but birds of more than a year can produce eggs.The breeding period of this bird is long, which can be from March to October.It is generally made of nests on the trees. The nest is composed of weeds, bamboo leaves, and ears of rice. It is covered with fine grass, and the overall is spherical.After the nest is built, the female bird will lay eggs. Each nest can produce 3-7 pieces. The eggs are white. It takes 14 days to incubate.