Patterns of Primate Behavior |
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Page 36
... play . The Harlows describe two types of interactive play in their laboratory infants . One is rough - and - tumble play , in which the animals roll and bite without injury . The second is approach - withdrawal play , in which infants ...
... play . The Harlows describe two types of interactive play in their laboratory infants . One is rough - and - tumble play , in which the animals roll and bite without injury . The second is approach - withdrawal play , in which infants ...
Page 51
... play . Play is sometimes recognized by facial expression ( some species have a dis- tinctive " playface " ) . Most Old World monkeys have a species - typical vocalization , often very quiet , that denotes play . More important , play ...
... play . Play is sometimes recognized by facial expression ( some species have a dis- tinctive " playface " ) . Most Old World monkeys have a species - typical vocalization , often very quiet , that denotes play . More important , play ...
Page 52
... play . " Although observers may all agree that an episode they witness is play , in many instances they find it very difficult to specify the criteria by which they have made this judgment . The directionality of play is not always ...
... play . " Although observers may all agree that an episode they witness is play , in many instances they find it very difficult to specify the criteria by which they have made this judgment . The directionality of play is not always ...
Contents
TWO | 27 |
Communication | 41 |
Sensory limitations on the perception of communication | 58 |
Copyright | |
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activity adult females adult males Africa aggression animal's animals anthropoids apes appear arboreal Barro Colorado Island cage central chacma baboons characteristics chimpanzees color common baboon communication copulation cycle disease displays dominance status ecology estrous feeding field study foraging forest free-ranging frequently fruit geladas gibbons glands Gombe gorilla grooming Group composition habitat hamadryas hamadryas baboons Harlow hectares hierarchy home range hormones howler monkeys howling human infant infection interactions Japanese macaques juveniles laboratory langurs leader male lemurs lifeways meters mother move movements nonhuman primates observer occur offspring Old World olfactory one-male ordinary males Papio particularly patas monkey pattern percent plants play population predation primate behavior primates primatologists prosimians records relationships reproductive response rhesus monkeys role savanna sexual dimorphism signals sleeping social behavior social organization species spider monkeys Struhsaker study area subgroups subleaders Tikal tion trees troop variability vervet monkeys vocalizations Washoe