12 lecture Feb 26 final

12 lecture Feb 26 final - Evolutionary Biology Tree of life...

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1 Evolutionary Biology Tree of life theory Natural selection theory Using the theory to do research Speciation theory Pet love is a Darwinian puzzle A Darwinian hypothesis: Pets exploit their owners’ parental emotions, which are usually adaptive
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2 Prediction: Exploitation of parental care ought to have evolved in other species. Parental reed warbler European cuckoos exploit reed warbler parental care Why is group-sanctioned killing a Darwinian puzzle? Group-sanctioned killing is a Darwinian puzzle because… A. all religions say that killing is immoral. B. we don’t expect people to do things that will harm their species. C. killing others is a dangerous activity for the persons doing the killing. D. societies that sanction killing ought to have gone extinct by now.
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3 All cultures and religions say killing is immoral…. except under some circumstances “Thou shalt not kill” unless they belong to another group A Darwinian hypothesis: Humans evolved in small groups = Selection for tribal psychology Cooperation within one’s own tribe and cooperative aggression against other tribes
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4 Prediction: It should be very easy for people to feel hostile toward other groups
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12 lecture Feb 26 final - Evolutionary Biology Tree of life...

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