all the young birds hatched at one time in a nest

cluster of children

a person or animal that is descended from another one (that is mentioned)

person in line of ancestry

the scientific study of the development of plants and animals from earlier forms

person's family tree

a child; children; young of animals

child, children

people who will live after us; future generations

future generations

children; the young of an animal

offspring

puppy

child, children