Web‘Opposing intrasexual and intersexual selection on bird song’. I explored how selection through male competition has shaped birdsong in the blackcap Sylvia atricapilla. Through playback experiments of wild birds and detailed bioacoustic analysis, I found that the whistle component of the blackcap song plays a prominent role in male competition. WebThe Oxford Handbook of Women and Competition. Introduction / Maryanne L. Fisher -- Theory and overview -- Competition throughout women's lives / Bobbi Low -- Sexual competition among women : a review of the theory and supporting evidence / Steven Arnocky & Tracy Vaillancourt -- Female intrasexual competition in primates : why …
The sociobiology of sex: inclusive fitness consequences of inter …
WebFemale choice (intersexual selection) and direct male competition (intrasexual selection) usually lead to selection for extremely “showy” traits that don’t appear to provide any … Birds also use visual stimuli such as bright colors or large ornamentation for socio-sexual communication as well as species recognition. These ornaments can be considered “honest” signs of fitness because they are often costly to produce and show that the individual is healthy enough to mate with the choosing female. mexican restaurants chickasha ok
Experimentally induced intrasexual mating competition and …
Web20 nov. 2024 · Sex differences in indirect aggression: Psychological evidence from young adults. Evolution and Human Behavior, 27, 231 – 245. Google Scholar Crossref ISI Hess, N. H., Hagen, E. H. ( 2024 ). Gossip, reputation, and friendship in in-group competition: An evolutionary perspective. Web30 jun. 2024 · The imaginary intrasexual competition: Advertisements featuring provocative female models trigger women to engage in indirect aggression. Journal of Business … WebInter-sexual interactions also have 'indirect effects' by affecting the fitness about relatives, with important consequences for inclusive fitness. However, inclusive fitness arguments have received limited consideration inches such circumstance, and technical away 'direct' or 'indirect' fitness effects in this field are often inconsistent with those of inclusive fitness … mexican restaurants chesaning mi