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== Animal examples == | == Animal examples == | ||
It is clear sexual selection can decrease fitness, but there are only few experimental result demonstrating evolutionary suicide and the role of sexual selection in historical extinction events is entirely hypothetical.<ref>https://biology.stackexchange.com/questions/239/is-there-any-evidence-that-sexual-selection-may-lead-to-extinction-of-species</ref> | It is clear sexual selection can decrease fitness, but there are only few experimental result demonstrating evolutionary suicide and the role of sexual selection in historical extinction events is thus far entirely hypothetical.<ref>https://biology.stackexchange.com/questions/239/is-there-any-evidence-that-sexual-selection-may-lead-to-extinction-of-species</ref> | ||
Theoretic models suggest runaway selection .<ref>"Sexy to die for? Sexual selection and risk of extinction" by Hanna Kokko and Robert Brooks, Ann. Zool. Fennici 40: 207-219. [[https://www.jstor.org/stable/23736526 Abstract]]</ref> | Theoretic models suggest runaway selection extinction cannot happen without sudden environmental changes.<ref>"Sexy to die for? Sexual selection and risk of extinction" by Hanna Kokko and Robert Brooks, Ann. Zool. Fennici 40: 207-219. [[https://www.jstor.org/stable/23736526 Abstract]]</ref> | ||
=== Peafowls === | === Peafowls === | ||