Some birds create a nest for the purpose of raising young birds.
Some birds create nest for the purpose of shelter or sleeping.
When the breeding season comes, pairs will be formed and nest construction begins. The nest will serve as a cradle for the eggs and the home of the developing birds. Depending on the species of birds, nest construction will be done by either the female alone or with the help of the male. There is a diversity of types of nest constructed. Not all birds construct nests of twigs, leaves and grass placed on a tree limb.