PPT-Mate Selection Theories

https wwwyoutubecomwatchvBRRuQ5cM45o Why do people marry Trapped Escape Obligation Status Change Set Variable Pity Love Pressure Companionship Money Family Common History Marriage should never become just the next step in a relationship The characteristics and time of a marriage are important. brPage 4br Mate Guarding Titi monkey male showing mate guarding by preventing female partner from visiting male neighbor brPage 5br Humans have malemale competition Topkapi Harem then and now brPage 6br Mean number of offspring for males and females - Recognized as a deviation from predictions offered by a strict selection model. . In this case, there are different selective pressures on each SEX.. Sexual Selection . - Recognized as a deviation from predictions offered by a strict selection model.. 3kb Long . Insert Size . Paired-End Library . Preparation. Naomi Park, Lesley Shirley, . Michael . Quail, Harold Swerdlow. Wellcome Trust Sanger Institute, . Hinxton. , Cambridge, . UK. Long insert size . Scientific Theory. Social use of the word “theory”. Not the same as in science. Implies a hunch or a casual guess. Scientific Theory. 1. Highly probable explanation based on vast collections of scientific data. A. daptive . S. emi-. A. utonomous . Pa. rent . S. election (. SASAPAS. ). Each individual has an evolving mate selection function. Two ways to pair individuals:. Democratic approach. Dictatorial approach. Concept 51.5 . Nia. Sanders . Foraging Behavior . Optimal foraging theory- views foraging behavior as a compromise between the benefits of nutrition and the costs of obtaining food . Natural selection should favor foraging behavior that minimizes cost and maximizes benefits . Mate Selection. Missouri University of Science and Technology. Classic Mate Selection. Tournament. Roulette wheel. Panmictic. Limitations. No genotypic restrictions on mating. More fit individuals mate more often. Mate Selection Theories. Mate Selection Theories. Social Homogamy. Ideal Mate Theory. Developmental Perspective. Evolutionary Psychology. Social Exchange Theory. Filter Theory. Social Homogamy. People are attracted to those from . Mate Selection. Missouri University of Science and Technology. Classic Mate Selection. Tournament. Roulette wheel. Panmictic. Limitations. No genotypic restrictions on mating. More fit individuals mate more often. Review . Natural selection Theory. Homogamy Theory. Ideal Mate Theory. Attraction as an exchange. Having qualities that suggest a person is an ideal mate may not necessarily mean they are are attracted to one another. Intersexual and . Intrasexual. Selection. Evolutionary Models of Mate Choice. Learning and Mate Choice. Cultural Transmission and Mate Choice. Male-Male Competition and Mate Choice. I. n 1860, . Charles Darwin wrote in a letter to his friend Asa Gray that “…the sight of a feather in a peacock’s tail, whenever I gaze at it, makes me sick!” Darwin was worried that the peacock’s tail couldn’t possibly help in its survival, and thus could be construed as evidence against his grand theory of evolution by natural selection.. Intersexual and . Intrasexual. Selection. Evolutionary Models of Mate Choice. Learning and Mate Choice. Cultural Transmission and Mate Choice. Male-Male Competition and Mate Choice. I. n 1860, . Charles Darwin wrote in a letter to his friend Asa Gray that “…the sight of a feather in a peacock’s tail, whenever I gaze at it, makes me sick!” Darwin was worried that the peacock’s tail couldn’t possibly help in its survival, and thus could be construed as evidence against his grand theory of evolution by natural selection.. Selection. intro . theories . regarding attraction. & mate . selection…. natural selection. social homogamy. ideal mate theory. older men & younger women. attraction as fair exchange. social exchange theory. In this case, there are different selective pressures on each SEX.. Sexual Selection . - Recognized as a deviation from predictions offered by a strict selection model.. 1. The Basics. Sexual Selection .