As we grow up we revel in the chance to rebel, defy the figures of authority in our lives. Yet when we get older, we realize that we must listen, for if we don t . If we don t, then the world will cease to function, for there will be no one to put all of the pieces into place. Theoretically such a subconscious thought actually has evolved into existence in our heads. Depending on a group s surroundings, pending threats, and nutritional supply, there is some sort of chain of command.
Humans aren t the only species which have such hierarchies in their society.
The red deer are led by the elder female. Zebras group into harems of females with a senior male as their leader. The baboons in Kenya form large groups to protect themselves from lions. Some birds join into flocks only at dawn, this is what has traditionally improved their fitness. During the days they can be more discreet in pairs, or by themselves.