<Ul> <Li> Male transfer systems--while the females remain in their natal groups, the males will emigrate as adolescents . Polygynous and multi-male societies are classed in this category . Group sizes are usually larger . This system is common among the ring - tailed lemur, capuchin monkeys and cercopithecine monkeys . </Li> <Li> Monogamous species--a male--female bond, sometimes accompanied by a juvenile offspring . There is shared responsibility of parental care and territorial defense . The offspring leaves the parents' territory during adolescence . Gibbons essentially use this system, although "monogamy" in this context does not necessarily mean absolute sexual fidelity . These species do not live in larger groups . </Li> <Li> Solitary species--often males who defend territories that include the home ranges of several females . This type of organization is found in the prosimians such as the slow loris . Orangutans do not defend their territory but effectively have this organization . </Li> </Ul> <Li> Male transfer systems--while the females remain in their natal groups, the males will emigrate as adolescents . Polygynous and multi-male societies are classed in this category . Group sizes are usually larger . This system is common among the ring - tailed lemur, capuchin monkeys and cercopithecine monkeys . </Li> <Li> Monogamous species--a male--female bond, sometimes accompanied by a juvenile offspring . There is shared responsibility of parental care and territorial defense . The offspring leaves the parents' territory during adolescence . Gibbons essentially use this system, although "monogamy" in this context does not necessarily mean absolute sexual fidelity . These species do not live in larger groups . </Li> <Li> Solitary species--often males who defend territories that include the home ranges of several females . This type of organization is found in the prosimians such as the slow loris . Orangutans do not defend their territory but effectively have this organization . </Li>

Which of the following is not one of the 5 natural groups of primates