Food availability on the ground may have driven bonobos to live in more cohesive groups centered on females with less violence.Group of answer choicesTrueFalse

Which of the following is true about bonobos?Group of answer choicesThey live in monogamous pairsThey use sex as a mechanism for conflict avoidance and reconciliationThey live in single male/multi-female groupsThey use sex as a mechanism for conflict avoidance and reconciliation AND live in single male/multi-female groups

Chimpanzees have much higher rates of non-lethal violence than subsistence human groups.Group of answer choicesTrueFalse

Within-group violence usually results from competition for food resources.Group of answer choicesTrueFalse

No primates except humans engage in intergroup violence.Group of answer choicesTrueFalse

Female chimpanzees that live together often help take care of one another’s young. This best demonstrates which type of relationship between the female chimpanzees living together? cooperation competition predation commensalism