Biology / Bio 1781 · Atom · ~20 seconds
The Handicap Principle and the Good Genes Hypothesis
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The handicap principle and good genes hypothesis both propose a costly ornament signals male quality, but the field has not settled which is correct.
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The handicap principle holds the cost itself proves fitness; good genes holds the ornament directly signals disease resistance.
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Both hypotheses are stated in strongest form, no verdict declared — costly signaling remains an open question.
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