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Author Hager, Reinmar
Title Reproductive Skew in Vertebrates : Proximate and Ultimate Causes
Imprint Cambridge : Cambridge University Press, 2009
book jacket
Descript 1 online resource (547 pages)
text txt rdacontent
computer c rdamedia
online resource cr rdacarrier
Note Cover -- Half-title -- Title -- Copyright -- Contents -- Contributors -- Foreword -- A brief history of skew theory -- References -- Preface -- Part I Reproductive skew theory -- 1 Models of reproductive skew: outside options and the resolution of reproductive conflict -- Summary -- Introduction -- Transactional models of skew -- Concessions and restraint -- Compromise models -- Outside options -- Synthetic models -- Bargaining theory and the outside option principle -- The model -- Evaluation of outside options -- Stable levels of competitive effort -- The "concession" zone -- The "restraint" zone -- Group breakup -- Results -- Implications for skew -- Discussion -- Conclusion -- References -- 2 Reproductive conflict and the evolution of menopause -- Summary -- Reproductive skew in human societies -- How old is menopause? -- Reproductive senescence -- Adaptive explanations -- Physiological constraints and phylogenetic inertia -- Reproductive competition: a new perspective on menopause -- Demography and kin selection across the lifespan -- Relatedness asymmetries and conflict resolution -- Conclusion -- Acknowledgments -- References -- Part II Testing assumptions and predictions of skew models -- 3 Reproductive skew in female-dominated mammalian societies -- Summary -- Introduction -- Reproductive skew among lemurs -- Verreaux's sifaka (Propithecus verreauxi) -- Alaotran gentle lemur (Hapalemur griseus alaotrensis) -- Coquerel's mouse lemur (Mirza coquereli) -- Fat-tailed dwarf lemur (Cheirogaleus medius) -- Grey mouse lemur (Microcebus murinus) -- Ring-tailed lemur (Lemur catta) -- Reproductive skew among bonobos (Pan paniscus) -- Reproductive skew among spotted hyenas (Crocuta crocuta) -- Reproductive skew among male Crocuta -- How well do female-dominated mammals satisfy assumptions of skew models? -- Conclusion -- Acknowledgments
References -- 4 The effects of heterogeneous regimes on reproductive skew in eutherian mammals -- Summary -- Introduction -- Eutherian adaptations to environmental heterogeneity -- The eutherian adaptive complex: endothermy, relative brain enlargement, and behavioral flexibility -- The adaptive significance of endothermy -- The adaptive significance of relative brain enlargement -- The adaptive significance of behavioral flexibility -- The eutherian adaptive complex and reproductive skew -- Reproductive skew and reproductive allocation patterns in social mammals -- Reproductive skew and reproductive suppression in heterogeneous regimes -- Conclusions and prospects -- Acknowledgments -- References -- 5 Social skew as a measure of the costs and benefits of group living in marmots -- Summary -- Introduction -- Skew indices -- Social skew -- Methods -- Study animals and study site -- Group composition -- Non-reproductive behaviors -- Skew calculation -- Fitness consequences -- Results -- Discussion -- Sentinels and scouts -- Individual-directed versus group-directed behaviors -- Functional implications -- Conclusion -- References -- 6 Explaining variation in reproductive skew among male langurs: effects of future mating prospects and ecological factors -- Summary -- Introduction -- Testing predictions of skew models in primates -- Models of reproductive skew -- Future prospects and skew -- The study system: Hanuman langurs -- Objective of the study -- Methods -- Measuring reproductive skew -- Calculating levels of skew in Hanuman langurs -- Estimating and analyzing reproductive skew in langur populations -- Ecological parameters -- Life-history/population parameters -- Results -- Reproductive skew in the Ramnagar population -- Estimating skew in Asian langur populations -- Predictor variables of estimated skew levels -- Discussion
Reproductive skew in Ramnagar populations: a potential role for infanticide? -- Factors influencing reproductive skew in langur populations: future mating prospects -- Ecological constraints -- Costs of dispersal -- Future directions -- Within-group aggression -- The effects of female choice on male reproductive skew -- Conclusion -- Acknowledgments -- References -- 7 The causes and consequences of reproductive skew in male primates -- Summary -- Introduction -- The causes of reproductive skew -- The priority-of-access (POA) model -- Testing the reproductive-skew frameworks -- Testing assumptions of different skew models -- Testing specific predictions of skew models -- Case studies of the causes of reproductive skew -- Rhesus macaque (Macaca mulatta) -- Mandrill (Mandrillus sphinx) -- Mountain gorilla (Gorilla beringei) -- Chimpanzee (Pan troglodytes) -- Summary of case studies -- Phylogenetic comparative analyses -- Applying comparative approaches to other biological systems -- Consequences of reproductive skew -- Reproductive skew and within-group relatedness -- Reproductive skew and the spread of infectious disease -- Conclusion -- Acknowledgments -- References -- 8 Sociality and reproductive skew in horses and zebras -- Summary -- Patterns of sociality and methods -- Background features and framework -- Patterns of reproductive inequality and skew -- Factors affecting female reproductive success -- Age -- Rank -- Social stability -- Factors affecting male reproductive success -- Age -- Rank -- Social stability -- Behavioral alternatives, inequality, and skew -- Males -- Females -- Skew dynamics -- Impact of management on reproductive inequality and skew -- Discussion -- Conclusions -- Acknowledgments -- References -- 9 Reproductive skew in avian societies -- Summary -- Introduction -- Goals -- Skew theory and birds: issues
Incest avoidance and potential versus actual reproductive roles -- Extra-group parentage -- Sexual conflict -- Group size and sociality -- Null models and relatedness asymmetries -- Tests of skew theory in birds -- Intraspecific tests -- Pukeko (Porphyrio porphyrio) -- Common moorhen (Gallinula chloropus) -- Acorn woodpecker (Melanerpes formicivorus) -- Brown jay (Cyanocorax morio) -- White-winged chough (Corcorax melanorhamphos) -- Arabian babbler (Turdoides squamiceps) -- White-browed scrubwren (Sericornis frontalis) -- Interspecific tests: a meta-analysis -- Conclusion -- Acknowledgments -- References -- 10 Reproductive skew in cooperative fish groups: virtue and limitations of alternative modeling approaches -- Summary -- Introduction -- Cooperative reproductive behavior in fish -- Cooperative reproduction of bourgeois and satellite males ("joint defense") -- Reproductive cooperation in polygynandrous breeding groups ("alloparental care") -- Brood-care helpers ("alloparental care") -- Use of skew theory to understand patterns of reproductive participation in cooperatively reproducing fish -- Reproductive skew between bourgeois and satellite males in Symphodus ocellatus -- Reproductive skew between males of polygynandrous Pelvicachromis pulcher -- Reproductive skew among group members in cooperative breeders -- Neolamprologus pulcher -- Neolamprologus multifasciatus -- Julidochromis ornatus -- Alternative approaches towards understanding patterns of reproductive participation in cooperatively reproducing fish -- Kin-selection theory -- Reciprocity models -- Enforced cooperation -- Models of alternative reproductive tactics (ARTs) -- Specific models developed to explain case studies -- Conclusions and perspectives: where next? -- Acknowledgments -- References -- 11 Reproductive skew in primitively eusocial wasps: how useful are current models?
Summary -- Introduction -- Types of skew model -- Battleground models -- Resolution models -- Testing reproductive skew theory in a model system: primitively eusocial wasps -- Nesting biology of primitively eusocial wasps -- Implications of wasp biology for reproductive conflicts -- Studies of reproductive skew in primitively eusocial wasps -- Limitations of the data -- Discussion -- Ecological constraints -- Inheritance -- Escalated conflict and peace constraints -- Aggression: negotiation or protest? -- Conventions -- Concluding remarks: reproductive skew in insects and vertebrates -- References -- Part III Resolving reproductive conflicts: behavioral and physiological mechanisms -- 12 Reproductive skew in female common marmosets: contributions of infanticide and subordinate self-restraint -- Summary -- Introduction -- Social groups of common marmosets -- Free-living groups -- Laboratory groups -- Proximate regulation of reproductive skew -- Inhibition of sexual behavior -- Suppression of ovulation -- Free-living groups -- Laboratory groups of intact families -- Laboratory groups of unrelated adults -- Neural and neuroendocrine mechanisms implicated in suppression of ovulation -- Lack of evidence for post-ovulatory inhibition of female reproductive physiology -- Infanticide by females -- Conclusion -- Female reproductive skew in common marmosets: comparative aspects and future directions -- Acknowledgments -- References -- 13 Reproductive skew in African mole-rats: behavioral and physiological mechanisms to maintain high skew -- Summary -- Introduction -- Social diversity in African mole-rats -- Ultimate factors leading to cooperative breeding in mole-rats -- Proximate factors maintaining high skew in social mole-rats -- An overview of skew among African mole-rats -- Common mole-rats -- Damaraland mole-rats -- Naked mole-rats
Longer-term skew in lifetime reproductive success
Brings together new theory and empirical work, mostly in vertebrates, to test assumptions and predictions of skew models
Description based on publisher supplied metadata and other sources
Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2020. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries
Link Print version: Hager, Reinmar Reproductive Skew in Vertebrates : Proximate and Ultimate Causes Cambridge : Cambridge University Press,c2009 9780521864091
Subject Vertebrates -- Reproduction.;Sexual selection in animals
Electronic books
Alt Author Jones, Clara B
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