Social Behavior if benefit the species, it will be repeated. If Social behavior produces more costs than benefits, solitary behavior will be adopted. Social behavior favors predator avoidance and food acquisition therefore it favors survival and reproduction of the species. Socialization is a key factor for adaptation and survival. Selection pressures favoring Human Sociality 1.
Human societies are more successful than solitary humans.
Food resources, predator avoidance, and hostile neighbors are better coped by societies than by solitary species. Social life in the EEA A. Information about our ancestor s social lives can be found by studying modern hunter-gatherers. Both had to forage for food so faced similar ecological constraints. Groups range in size from 10-30 people. Membership in these groups is fluid.