Question

why do birds build nests​

Answer 1

Answer:

because his family live safe........

Answer 2

Answer:

A bird nest is the spot in which a bird lays and incubates its eggs and raises its young. ... Although nests are primarily used for breeding, they may also be reused in the non-breeding season for roosting and some species build special dormitory nests or roost nests (or winter-nest) that are used only for roosting.