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Full-Text Articles in Behavior and Ethology
Wild Justice And Fair Play: Cooperation, Forgiveness, And Morality In Animals, Marc Bekoff
Wild Justice And Fair Play: Cooperation, Forgiveness, And Morality In Animals, Marc Bekoff
Ethology Collection
In this paper I argue that we can learn much about ‘wild justice’ and the evolutionary origins of social morality – behaving fairly – by studying social play behavior in group-living animals, and that interdisciplinary cooperation will help immensely. In our efforts to learn more about the evolution of morality we need to broaden our comparative research to include animals other than non-human primates. If one is a good Darwinian, it is premature to claim that only humans can be empathic and moral beings. By asking the question ‘What is it like to be another animal?’ we can discover rules …
The Selfish Nature Of Generosity: Harassment And Food Sharing In Primates, Jeffrey R. Stevens
The Selfish Nature Of Generosity: Harassment And Food Sharing In Primates, Jeffrey R. Stevens
Jeffrey Stevens Publications
Animals may share food to gain immediate or delayed fitness benefits. Previous studies of sharing have concentrated on delayed benefits such as reciprocity, trade and punishment. This study tests an alternative model (the harassment or sharing–under–pressure hypothesis) in which a food owner immediately benefits because sharing avoids costly harassment from a beggar. I present an experiment that varies the potential ability of the beggar to harass, and of the owner to defend the food, to examine the effects of harassment on food sharing in two primate species: chimpanzees (Pan troglodytes) and squirrel monkeys (Saimiri boliviensis). For …