Primate Behavior Slide Index


Begin Slide Show
  1. Title Slide: The Primates - Behavior of Social Animals - go to
  2. Mother gorilla resting with infant on her chest in African habitat. - go to
  3. Mother balk uakari (a South American monkey) carries infant on her back. - go to
  4. Mother and infant spider monkeys (another South American species) resting in a tree. - go to
  5. Juvenile spider monkey looks at infant on mother's back. - go to
  6. Mother Japanese macaque holds nursing infant while troop member grooms her. - go to
  7. Human female carries an infant. - go to
  8. Title Slide: Primate Groups  Families  Bands  Troops - go to
  9. Family group of siamangs showing adult male (top), adult female (middle) and their offspring (bottom). - go to
  10. Group of mountain gorillas in African forest. - go to
  11. A group of female hamadryas baboons follow the large adult male in a zoo enclosure. - go to
  12. Three male chimpanzees sit together. Photo taken in a zoo group. - go to
  13. A group of stumptail macaques feeding. - go to
  14. Young chimpanzee extends arm in an invitation to play. - go to
  15. Group of ring-tailed lemurs wrestling. - go to
  16. Two human children play soccer. - go to
  17. Young chimpanzees at play in a zoo. - go to
  18. Two young gorillas play in the forest. - go to
  19. A young lowland gorilla plays with an older juvenile in a zoo. - go to
  20. In the foreground, a juvenile chimpanzee drags an infant. Adult female chimpanzees in background appear unconcerned, while another infant watches the play bout. - go to
  21. Title Slide: How do primates communicate? - go to
  22. Two rhesus monkeys wrestle. The animal on top (with head upside down) shows the open mouth play face. - go to
  23. A group of rhesus monkeys. One animal looks toward the camera. Photo taken in a zoo enclosure. - go to
  24. A mother rhesus macaque at center with her offspring responds to threats from two other monkeys. - go to
  25. Closeup of face of a golden snub-nosed monkey. - go to
  26. A golden snub nosed monkey yawns, showing large canine teeth. - go to
  27. An adult chimpanzee with back to camera begins to bow to a second chimpanzee. - go to
  28. Completion of the chimpanzee bow. - go to
  29. Three chimpanzees in a zoo enclosure. The adult male on the left facing the camera is getting ready to run by the animals on the right. - go to
  30. Adult male chimpanzee runs past two other chimpanzees. Edge of enclosure is marked by moat in the foreground. - go to
  31. Two adult male chimpanzees confront each other. Animal in the foreground stands bipedally and is piloerected. - go to
  32. Three chimpanzees on climbing structure in zoo enclosure. Piloerected animal in front had been displaying. Male in center is chasing him away. - go to
  33. Screaming chimpanzee crouches on the ground. - go to
  34. Three ring-tailed lemurs from a captive group stand with tails in 'question mark' position. Animals are wearing identification collars. - go to
  35. Two humans shake hands at an outdoor event. - go to
  36. A sifaka (related to the lemurs) rubs a scent-producing anal gland against the bark of a tree. - go to
  37. A cotton-top tamarin, a small South American monkey, sniffs at an odor-containing vial. This animal lives in a captive group used in studies of communication. - go to
  38. A brown howler -- a South American monkey -- faces right as it calls from a tree. Notice the enlarged lower jaw which allows this monkey to produce a loud, resonating call. - go to
  39. Adult male chimpanzee stands bipedally and hoots. - go to
  40. Title slide: friendly Behaviors  Contact is important to primates - go to
  41. Two young macaques from a mixed species captive group. The female stands quadrupedally while the male stands behind her. - go to
  42. Two adult Japanese macaques huddle together. - go to
  43. Two golden snub-nosed monkeys, living in a Chinese research facility, embrace. - go to
  44. A female Japanese macaque lies on her back while another animal grooms her. - go to
  45. An adult female hamadryas baboon (an African monkey) grooms an adult male. - go to
  46. Three long-tailed macaques sit together. The adult female in the center grooms a juvenile on the right. - go to
  47. A large group of long-tailed macaques, including some mothers holding infants on their bellies, sit together. An adult male in the top row is being groomed by two other animals. - go to
  48. Title slide: Unfriendly Behaviors  Threats, Displays, Fights - go to
  49. Adult female lowland gorilla (standing), living in a zoo group, stares at an opponent off-camera. A juvenile sits near her. - go to
  50. A female rhesus macaque holding an infant stares off camera at an opponent. - go to
  51. A pygmy marmoset, a South American monkey, viewed from the rear. - go to
  52. A fight between chimpanzees living in a zoo group. A female holding an infant, in the foreground, is attacked by an adult male behind her. She is screaming in submission. - go to
  53. A long-tailed macaque, on the right, shows wounds on the shoulder. - go to
  54. Adult male silverback mountain gorilla stands bipedally while displaying in an African forest. - go to
  55. A piloerected adult male chimpanzee shakes a branch while another animal watches. - go to
  56. Two mountain gorillas feed next to each other in the forest. - go to
  57. Members of two groups of African green monkeys threaten each other. - go to
  58. Two large troops of rhesus monkeys threaten each other. Notice that several females carrying infants are in the front ranks. - go to
  59. Hamadryas baboon groups come to blows at an African water hole. Adult males have long fur on their face and shoulders. - go to
  60. Humans in a professional football match. - go to
  61. Title Slide: Social Behavior  The Next Generation - go to
  62. Adult male lowland gorilla touches a young infant in a zoo enclosure. - go to
  63. Adult male saddleback tamarin carries a youngster on his back. - go to
  64. A rare photo. Twin male gorillas born in a zoo carry a younger animal who had been adopted by an adult female in their group. - go to
  65. An adult female chimpanzee wrestles with an unrelated youngster. - go to
  66. An older adult male human pushes a youngster in a stroller. - go to
  67. Production Credits - go to
  68. Funding Credit - go to

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