By Lee Alan Dugatkin

ISBN-10: 0195086228

ISBN-13: 9780195086225

Regardless of the depiction of nature "red in the teeth and claw," cooperation is de facto common within the animal country. numerous different types of cooperative behaviors were documented in every thing from bugs to primates, and in each possible ecological state of affairs. but why animals cooperate continues to be a hotly contested query in literature on evolution and animal behavior.
This ebook examines the historical past surrounding the learn of cooperation, and proceeds to check the conceptual, theoretical and empirical paintings in this attention-grabbing topic. Early on, it outlines the 4 diverse different types of cooperation -- reciprocal altruism, kinship, group-selected cooperation and byproduct mutualism -- and ties those different types jointly in one framework referred to as the Cooperator's trouble. 1000s of reports on cooperation in bugs, fish, birds and mammals are reviewed. Cooperation during this big variety of taxa comprises, yet isn't constrained to, cooperative looking, anti-predator habit, foraging, sexual coalitions, grooming, helpers-at-the nest, territoriality, 'policing' habit and crew thermoregulation. every one instance defined is tied again to the theoretical framework constructed early on, at any time when the information permits. destiny experiments designed to extra elucidate a selected form of cooperation are supplied through the book.

Reviews:

"Dugatkin's little publication is either an excellent advent to and a very good assessment of cooperation in animals. He starts with an outstanding precis of the long-standing curiosity in cooperative habit between philosophers, psychologists, and biologists. . .He outlines 4 types of cooperation behaviors inside of evolutionary biology--reciprocity, family members choice, staff choice, and byproduct mutualism--and experiences theoretical paintings at the evolution of cooperation." --Choice

"Lee Dugatkin is going past a taxonomic survey. . .and offers an excellent evaluate of philosophical and organic ponderings at the nature of cooperation. This early historical past units the degree for introducing 4 modern substitute, even though no longer specific, mechanisms which were invoked to give an explanation for either the evolution and patience of cooperation in animals: family choice, workforce choice, reciprocity and spinoff mutualism. . . .With approximately 1000 reference, an incredible appeal of this e-book is the excellent overview of cooperative behaviors via various species of fishes, birds, nonprimate mammals and nonhuman primates. . . .Dugatkin has succeeded either in summarizing what we at the moment find out about cooperation in animals and, maybe extra importantly, what continues to be learned." --The American Scientist

"The booklet plays an invaluable carrier in bringing jointly many examples of habit, together with a few, similar to caregiving in dolphins, which were mostly missed to this point. It sharpens our considering cooperation and teaches us to be severe while discussing the mechanisms that lead animals to act in a manner that advantages one other individual." --Evolution

"In an interesting, sincere, and self-effacing kind, Dugatkin summarizes the background of study on cooperative habit in bankruptcy 1, lays out a "grand theory" of cooperation in bankruptcy 2, after which musters a prodigious volume of knowledge and examples in chapters 3-7 to suuport it."--BioScience

"The subject of cooperation is a tricky one to pin down, yet i think that Dugatkin has performed simply that....It will surely attract a large interdisciplinary viewers and represents an admirably bold undertaking for a good younger biologist."--American Zoologist

". . . the publication will function a really invaluable evaluation of theoretical and empirical learn on cooperation in various guises and throughout a fairly wide selection of animal species."--The Quarterly overview of Biology

"This booklet will be valuable for introducing the subject of cooperation between animals, really to complex undergraduates."--The Condor

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Additional resources for Cooperation among Animals: An Evolutionary Perspective (Oxford Series in Ecology and Evolution)

Sample text

However unlikely this scenario, it clearly illustrates the pseudo-reciprocity concept: the bird has performed a beneficent act for the bush, but the bush has not performed a beneficent act for the bird in return. Rather, the bird's return benefit is an incidental effect or byproduct of a self-promoting act (growth) on the part of the bush. (1986, p. 1562) Byproduct mutualism is a kind of paradox in the world of cooperation. This category might be thought of as the simplest type of cooperation in that no kinship need be involved, nor are the cognitive mechanisms that require scorekeeping or the population structure required for group-selected cooperation necessary for byproduct mutualism to evolve.

3. Another payoff matrix for no-cost cooperation. Now C can invade a population of D when at mutation frequency. one overriding reason—history. This term is already in the literature, and while it has all the problems I have outlined, it seems unwarranted to introduce yet another term to describe a behavior that already has too many labels. 6 The cooperator's dilemma game Despite the fact that all four categories outlined above can lead to the evolution of cooperative behavior, until recently no attempt had been made to link all four categories under a single theoretical umbrella.

Then ALLC is "weakly dominated" by TFT (that is, ALLC is never better than TFT and sometimes worse); and if weakly dominated strategies are not represented, then TFT may be an ESS if w is sufficiently large. Thus, the practical importance of proofs that no strategy in the IPD can be an ESS (Boyd and Lorberbaum, 1987; Farrell and Ware, 1989; Lorberbaum, 1994) is simply that theoretical work is limited to finding necessary conditions (prerequisites), because sufficient conditions can never be obtained, as every strategy is invadable by some conceivable mix of mutant strategies.

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