Fisherian runaway

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English[edit]

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Etymology[edit]

After Ronald Fisher, who proposed it in the early 20th century.

Noun[edit]

Fisherian runaway (uncountable)

  1. (evolutionary theory) A suggested sexual selection mechanism to account for the evolution of exaggerated male ornamentation (such as a peacock's plumage) by persistent, directional female choice.

Synonyms[edit]