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Lect. 6. Psyc. 307
selective pressures
| Question | Answer |
|---|---|
| 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) |