A cormorant, also known as a sea bird, in a group is called: flight
A "murder" is also known as a group of crows.
It is a clutch of eggs.
Taxi company called Blue Bird Group
The Robin is in the bird group because it is a bird.
Bird group
National security Council
The noun 'council' is not a standard collective noun for a specific group. The noun 'council' can be used as a collective noun for any group for which it suits the context, such as a council of legislators, or a council of bishops.
A group of eagles is called an Aerie. An Aerie is also a high place for a bird of prey's nest.
A group of people elected to make laws and manage a town or city is called the City Council. Even very small towns have some kind of leadership, even if the town council is made up of one person, the mayor.
Bird offspring are commonly called chicks or hatchlings.
Because it is a bird