Biology of the Colony
Biology of the Colony
Biology of the Colony
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How did eusociality evolve?<br />
• Mystery: not in an individual’s self interest to give up<br />
reproducing!<br />
Different <strong>the</strong>ories: Controversial<br />
Hamilton (1964): kin selection (inclusive fitness)<br />
• Haplodiploid reproduction (all Hymenoptera, also<br />
eusocial thrips)<br />
•Kin selection refers to apparent strategies in evolution that<br />
favor <strong>the</strong> reproductive success <strong>of</strong> an organism's relatives, even<br />
at a cost to <strong>the</strong>ir own survival and/or reproduction.
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