Sexual Selection

From The Descent of Man by Charles Darwin
Darwin develops sexual selection as a mechanism distinct from natural selection, explaining traits like ornamentation and combat through competition for mates and female choice.
Chapter 8: Principles of Sexual Selection

Foundational exposition distinguishing the law of battle from female preference.

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Chapters 12-16: Sexual Selection in Birds

Extended treatment of plumage and song; Darwin's most detailed case for aesthetic female choice.

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Chapter 19-20: Secondary Sexual Characters of Man

Applies sexual selection to human beards, hairlessness, and racial differences in appearance.

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