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Dear enemies and the Prisoner's dilemma: why should territorail neighbors form defensive coalitions?GETTY, T.American zoologist. 1987, Vol 27, Num 2, pp 327-336, issn 0003-1569Conference Paper

Tit for tat in heterogeneous populationsNOWAK, M. A; SIGMUND, K.Nature (London). 1992, Vol 355, Num 6357, pp 250-253, issn 0028-0836Article

Optimal patch time under exploitative competitionYAMAMURA, N; TSUJI, N.The American naturalist. 1987, Vol 129, Num 4, pp 553-567, issn 0003-0147Article

Territory quality and dispersal options in the acorn woodpecker, and a challenge to the habitat-saturation model of cooperative breedingSTACEY, P. B; LIGON, J. D.The American naturalist. 1987, Vol 130, Num 5, pp 654-676, issn 0003-0147Article

Teams in social insects : group retrieval of prey by army ants (Eciton burchelli, Hymenoptera: Formicidae)FRANKS, N. R.Behavioral ecology and sociobiology (Print). 1986, Vol 18, Num 6, pp 425-429, issn 0340-5443Article

Cooperation and conflict over investment strategies in animalsKOMDEUR, Jan; HEG, Dik.Behaviour. 2005, Vol 142, issn 0005-7959, 255 p., 11-12Conference Proceedings

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An escape from «the prisoner's dilemma»MESTERTON-GIBBONS, M.Journal of mathematical biology (Print). 1991, Vol 29, Num 3, pp 251-269, issn 0303-6812, 19 p.Article

Perfect harmony : the discrete dynamics of cooperationKRAWCEWICZ, W; ROGERS, T. D.Journal of mathematical biology (Print). 1990, Vol 28, Num 4, pp 383-410, issn 0303-6812Article

Behavioral heterochrony and the evolution of birds' helping at the nest: an unselected consequence of communal breeding?JAMIESON, I. G.The American naturalist. 1989, Vol 133, Num 3, pp 394-406, issn 0003-0147Article

Allofeeding in American Goldfinches (Carduelis tristis)POPP, J. W.The Wilson bulletin (Wilson Ornithological Society). 1987, Vol 99, Num 2, pp 293-294, issn 0043-5643Article

Mobbing by Florida scrub jays: behaviour, sexual asymmetry, role of helpers and ontogenyFRANCIS, A. M; HAILMAN, J. P; WOOLFENDEN, G. E et al.Animal behaviour. 1989, Vol 38, Num 5, pp 795-816, issn 0003-3472Article

Do guppies play TIT FOR TAT during predator inspection visits?DUGATKIN, L. A.Behavioral ecology and sociobiology (Print). 1988, Vol 23, Num 6, pp 395-399, issn 0340-5443Article

When do helpers help? food availability and helping in the moorhen, Gallinula chloropusEDEN, S. F.Behavioral ecology and sociobiology (Print). 1987, Vol 21, Num 3, pp 191-195, issn 0340-5443Article

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Chivalry in pholcid spidersEBERHARD, W. G; BRICENO L., R. D.Behavioral ecology and sociobiology (Print). 1983, Vol 13, Num 3, pp 189-195, issn 0340-5443Article

COOPERATIVE AND NONCOOPERATIVE BEHAVIOR IN ANIMALSCHASE ID.1980; AMER. NATURALIST; USA; DA. 1980; VOL. 115; NO 6; PP. 827-857; BIBL. 2 P.Article

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Reproductive skew and female trait elaboration in a cooperatively breeding railDEY, Cody J; JAMIESON, Ian G; QUINN, James S et al.Ibis (London. 1859). 2012, Vol 154, Num 3, pp 452-460, issn 0019-1019, 9 p.Article

Promiscuity and the evolutionary transition to complex societiesCORNWALLIS, Charlie K; WEST, Stuart A; DAVIS, Katie E et al.Nature (London). 2010, Vol 466, Num 7309, pp 969-972, issn 0028-0836, 4 p.Article