Human Sociobiology: A Holistic Approach

adopted adult aggressive American animals appears Appendix Study approach asked average babies become behavior biological boys breeding cards Caucasian Chicago child Chinese compared competition culture described developed discussed dominance drawing evolutionary example experience eyes face fact female figures four genes genetic girls given greater hair hand head height hierarchy human hypothesized indicated individuals infants interaction interest involved Japanese least less looks major male mating mean monkeys mothers natural Navajo newborns observed occur organization pairs parents physical play population position preference present probably question rank rates relationship relative reported response seems seen selection sex differences sexual similar situation smiling social species status strangers successful tended tion troop turn University usually whereas woman women young