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10 Cards in this Set
- Front
- Back
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4 routes to the evolution of cooperation
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kin selection
by product mutualism reciprocity group selection |
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altruistic behavior
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acting to increase another individual's lifetime fitness at a cost to one's own fitness
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who formalized kin selection
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WD Hamilton
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who thought up kin selection
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Haldane and Darwin
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who defined kin selection and what did he say
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evolution of characteristics that favor the surcical close relatives of the affected indv
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2 types of inclusive fitnes in kin selection
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direct
indirect |
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Hamilton's rule
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Br-C >0 => natural selection should favor altruism
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ground squirrel, alarm calls and altruism
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adult females were more likely to call (they live with their kin) and males lessl ikely (adult males rarely interact with close relatives)
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who calls among praire dogs
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Gunnison- female
Utah- female white taile- female black- female and male |
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to whom do prairie dogs call?
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gunnison- offpsring
uath- offspring white- offspign and othe rkin black- ofpsring and other kin |
