Krebs,J.R. creator text xxu London Blackwell Science ltd 1993 3rd ed. monographic eng

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xii,420p.: ill. ; 24cm. Contents:Introduction,1: Natural selection,ecology and behaviour, -- Testing hypotheses in behavioral ecology, -- Economic decisions and the individual, -- Predators versus prey: Evolutionary arms races -- Competing for resources -- Living in groups -- Fighting and assessment -- Sexual conflict and sexual selection -- Parental care and mating systems -- Alternative breeding strategies -- On selfishness and altruism -- Co-operation and helping in birds,mammals and fish -- Altruism in the social insects -- The design of signals:Ecology and evolution -- Conclusion. Davis,N.B Includes references and index. QL751.K815 0632035463 180919