Some species also build communal roosting nests for overnight rest.
In the nearest tree a colony of social weavers had built their communal nest.
They defend a single territory and lay their eggs in one communal nest.
They share a territory as well as a communal nest.
Several pairs share a territory as well as a communal nest.
A communal nest may contain up to 12 eggs.
Five merged circles, a communal nest, sprawled along the front of the shell.
Females lay 2-14 eggs, occasionally in a communal nest shared by more than one female.
There is some evidence that they will occasionally lay communal nests.
A female ostrich can distinguish her own eggs from the others in a communal nest.