Payment for labour in monkeys

[1] [Anonymous], 1999, HUNTING APES

[2] HUNTING BEHAVIOR OF WILD CHIMPANZEES IN THE TAI-NATIONAL-PARK [J]. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY, 1989, 78 (04) : 547 - 573

[3] Crawford M.P., 1937, Comparative Psychology Monographs, V14, P1

[4] de Waal F.B.M., 1996, GOOD NATURED

[5] Food transfers through mesh in brown capuchins [J]. JOURNAL OF COMPARATIVE PSYCHOLOGY, 1997, 111 (04) : 370 - 378

[6] The chimpanzee's service economy: Food for grooming [J]. EVOLUTION AND HUMAN BEHAVIOR, 1997, 18 (06) : 375 - 386

[7] DEWAAL FBM, IN PRESS ANIM BEHAV

[8] Dugatkin L. A., 1997, COOPERATION ANIMALS

[9] Goodall J., 1965, P425

[10] BEGGING AND TRANSFER OF COATI MEAT BY WHITE-FACED CAPUCHIN MONKEYS, CEBUS-CAPUCINUS [J]. PRIMATES, 1994, 35 (04) : 409 - 415

[1] [Anonymous], 1999, HUNTING APES

[2] HUNTING BEHAVIOR OF WILD CHIMPANZEES IN THE TAI-NATIONAL-PARK [J]. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY, 1989, 78 (04) : 547 - 573

[3] Crawford M.P., 1937, Comparative Psychology Monographs, V14, P1

[4] de Waal F.B.M., 1996, GOOD NATURED

[5] Food transfers through mesh in brown capuchins [J]. JOURNAL OF COMPARATIVE PSYCHOLOGY, 1997, 111 (04) : 370 - 378

[6] The chimpanzee's service economy: Food for grooming [J]. EVOLUTION AND HUMAN BEHAVIOR, 1997, 18 (06) : 375 - 386

[7] DEWAAL FBM, IN PRESS ANIM BEHAV

[8] Dugatkin L. A., 1997, COOPERATION ANIMALS

[9] Goodall J., 1965, P425

[10] BEGGING AND TRANSFER OF COATI MEAT BY WHITE-FACED CAPUCHIN MONKEYS, CEBUS-CAPUCINUS [J]. PRIMATES, 1994, 35 (04) : 409 - 415