l Flaw in chimpanzee culture -rely on accounts of behaviors -overlook cultural variation l Not publish activities do not see -we need to know all behavior l Second, not knowing how common a behavior, whether should consider culture unknown l Finally, lack of details l New approach -record all behavior -65 behaviors together l Classify each behavior of occurrence in community l Different categories were marked l Concentrated on sites, compiled 150 years of observation -we interested in behavior absent in community- criterion for cultural variant -certain behavior excluded
|