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Lect. 6. Psyc. 307

selective pressures

QuestionAnswer
selective pressures that jeopardize survival starvation, exposure, murder
physical hostile forces climate, terrain, weather
most deaths in modern history floods
biological threats microbes, predators, chemical weapons, murder
weather threats heat, flood, lightning
chemical weapons scorpions, spiders, snakes, plants
fear response freeze, fight, feint, flight
perception tuning see world in ways that promotes survival and reproduction (ex. notice angry faces)
preferred environments clear (vs cluttered), water, greenery, calm
diet is biologically sourced related to most easily identified adaptations
selective pressure not to be eaten physical traits (horns, hide, thorns,quills), chemical weapons (poison vs immunity)
food EPMs hunger, hunting, gathering, scavengering, grazing,
judicious food selection preferences (calories, nutrients), aversions (poisons)
Created by: james22222222
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