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Fisherian runaway: Difference between revisions
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However, there has been little support of highly sexually dimorphic mammals being more endangered.<ref>https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1691875/</ref> | However, there has been little support of highly sexually dimorphic mammals being more endangered.<ref>https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1691875/</ref> | ||
There are scientific models that show under a stable environment, a feedback loop can develop where male intrasexual competition leads to a linear increase in size dimorphism, outstripping the ability of the environment to support this increased size.<ref>http://www.jstor.org/stable/2410506</ref> | There are scientific models that show under a stable environment, a feedback loop can develop where male intrasexual competition leads to a linear increase in size dimorphism, outstripping the ability of the environment to support this increased size.<ref>http://www.jstor.org/stable/2410506</ref> | ||
Theoretic models suggest extinction | Theoretic models suggest extinction can only occur in combination with sudden environmental changes rather than by runaway selection alone, as long the ornamented individual bears the cost that is.<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> | ||
== Fisherian runaway sexual selection == | == Fisherian runaway sexual selection == | ||