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Lecture 31

PSYCH-UA 25 Lecture 31: Evolutionary psych 821

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hypothesis We drink alcohol not because it's an adaptation but instead a by product of adaptive fondness of ripe fruit Man the hunter model/hunting hypothesis Transition from foraging to hunting allowed us to further evolve and develop language Provision hypothesis Uniquely high parental investment from human males, because meat is economical, low effort Show off hypothesis Women prefer male neighbours who are show offs, and share the risky fruits of their hunting labours Gathering hypothesis Foraging compensate for hunting failures, but if so effective, everyone would have gathered. Doesn't account for sex differences Savanna hypothesis SelectionDisgust serves to defend again microbial attack Pregnancy sickness Heightened sensitivity and nauseous reaction to some
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