Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Fisherian_runaway> ?p ?o }
Showing triples 1 to 72 of
72
with 100 triples per page.
- Fisherian_runaway abstract "Fisherian or Fisher's runaway, first proposed by Ronald Fisher in the early 20th century, is a hypothesized genetic sexual selection mechanism for the evolution of exaggerated male ornamentation (a subtype secondary sexual characteristic) observed in numerous species that produce offspring through sexual reproduction; based upon female choice, the preference or attraction of females for ornamented male mates.The evolution of male ornamentation, an example being the colourful and elaborate peacock plumage compared to the relatively subdued peahen plumage, represented a paradox for evolutionary biologists in the period following Charles Darwin and leading up to the modern evolutionary synthesis; the selection for costly ornaments appeared to biologists at the time as being incompatible with natural selection. Fisherian runaway was an attempt to resolve this paradox using an assumed genetic basis for both the preference and the ornament, and through the powerful forces of sexual selection. Fisherian runaway hypothesizes that females choose \"attractive\" males with the most exaggerated ornaments based solely upon the males' possession of that ornament. According to Fisher, if strong enough, female preference for exaggerated ornamentation in mate selection could be enough to undermine natural selection if the ornament under sexual selection is otherwise non-adaptive. Fisher hypothesized this counteraction would result in the next generation's male offspring being more likely to possess the ornament and female offspring more likely to possess the preference for the ornament than the previous generation. Over subsequent generations this would lead to the runaway selection via a positive feedback mechanism for males who possess the most exaggerated ornaments.Fisherian runaway sought to explain the paradox of male ornamentation but neither the mechanism nor the secondary sexual characteristic or preference is restricted to this system: Fisherian runaway can be applied to include sexually dimorphic phenotypic traits and character structures such as behaviour and structural displays expressed by either sex.Fisherian runaway has been difficult to demonstrate empirically, despite being theoretically plausible, due in part to the difficulty of detecting the genetic mechanism and the process by which it is initiated.".
- Fisherian_runaway thumbnail Peacock_Flying.jpg?width=300.
- Fisherian_runaway wikiPageID "515152".
- Fisherian_runaway wikiPageLength "20706".
- Fisherian_runaway wikiPageOutDegree "63".
- Fisherian_runaway wikiPageRevisionID "700765606".
- Fisherian_runaway wikiPageWikiLink Adaptive_behavior.
- Fisherian_runaway wikiPageWikiLink Alfred_Russel_Wallace.
- Fisherian_runaway wikiPageWikiLink Category:Evolutionary_biology.
- Fisherian_runaway wikiPageWikiLink Category:Philosophy_of_biology.
- Fisherian_runaway wikiPageWikiLink Category:Sexual_selection.
- Fisherian_runaway wikiPageWikiLink Character_structure.
- Fisherian_runaway wikiPageWikiLink Charles_Darwin.
- Fisherian_runaway wikiPageWikiLink Evolution.
- Fisherian_runaway wikiPageWikiLink Fitness_(biology).
- Fisherian_runaway wikiPageWikiLink Gene.
- Fisherian_runaway wikiPageWikiLink Handicap_principle.
- Fisherian_runaway wikiPageWikiLink Heritability.
- Fisherian_runaway wikiPageWikiLink Mate_choice.
- Fisherian_runaway wikiPageWikiLink Modern_evolutionary_synthesis.
- Fisherian_runaway wikiPageWikiLink Natural_selection.
- Fisherian_runaway wikiPageWikiLink Offspring.
- Fisherian_runaway wikiPageWikiLink Paradox.
- Fisherian_runaway wikiPageWikiLink Pavo_(genus).
- Fisherian_runaway wikiPageWikiLink Peafowl.
- Fisherian_runaway wikiPageWikiLink Phenotypic_trait.
- Fisherian_runaway wikiPageWikiLink Plumage.
- Fisherian_runaway wikiPageWikiLink Population.
- Fisherian_runaway wikiPageWikiLink Positive_feedback.
- Fisherian_runaway wikiPageWikiLink Ronald_Fisher.
- Fisherian_runaway wikiPageWikiLink Secondary_sex_characteristic.
- Fisherian_runaway wikiPageWikiLink Selection_(biology).
- Fisherian_runaway wikiPageWikiLink Sexual_dimorphism.
- Fisherian_runaway wikiPageWikiLink Sexual_reproduction.
- Fisherian_runaway wikiPageWikiLink Sexual_selection.
- Fisherian_runaway wikiPageWikiLink Sexy_son_hypothesis.
- Fisherian_runaway wikiPageWikiLink Species.
- Fisherian_runaway wikiPageWikiLink The_Descent_of_Man,_and_Selection_in_Relation_to_Sex.
- Fisherian_runaway wikiPageWikiLink The_Genetical_Theory_of_Natural_Selection.
- Fisherian_runaway wikiPageWikiLink File:Male_and_female_pheasant.jpg.
- Fisherian_runaway wikiPageWikiLink File:Peacock_Flying.jpg.
- Fisherian_runaway wikiPageWikiLink File:Peacock_courting_peahen.jpg.
- Fisherian_runaway wikiPageWikiLink File:R._A._Fischer.jpg.
- Fisherian_runaway wikiPageWikiLinkText "Fisher's runaway model".
- Fisherian_runaway wikiPageWikiLinkText "Fisherian runaway model".
- Fisherian_runaway wikiPageWikiLinkText "Fisherian runaway".
- Fisherian_runaway wikiPageWikiLinkText "runaway effect".
- Fisherian_runaway wikiPageWikiLinkText "runaway selection".
- Fisherian_runaway wikiPageWikiLinkText "runaway sexual selection".
- Fisherian_runaway wikiPageUsesTemplate Template:Biology_nav.
- Fisherian_runaway wikiPageUsesTemplate Template:Evolution.
- Fisherian_runaway wikiPageUsesTemplate Template:Portal_bar.
- Fisherian_runaway wikiPageUsesTemplate Template:Quotation.
- Fisherian_runaway wikiPageUsesTemplate Template:Reflist.
- Fisherian_runaway subject Category:Evolutionary_biology.
- Fisherian_runaway subject Category:Philosophy_of_biology.
- Fisherian_runaway subject Category:Sexual_selection.
- Fisherian_runaway hypernym Mechanism.
- Fisherian_runaway type Organisation.
- Fisherian_runaway type Process.
- Fisherian_runaway comment "Fisherian or Fisher's runaway, first proposed by Ronald Fisher in the early 20th century, is a hypothesized genetic sexual selection mechanism for the evolution of exaggerated male ornamentation (a subtype secondary sexual characteristic) observed in numerous species that produce offspring through sexual reproduction; based upon female choice, the preference or attraction of females for ornamented male mates.The evolution of male ornamentation, an example being the colourful and elaborate peacock plumage compared to the relatively subdued peahen plumage, represented a paradox for evolutionary biologists in the period following Charles Darwin and leading up to the modern evolutionary synthesis; the selection for costly ornaments appeared to biologists at the time as being incompatible with natural selection. ".
- Fisherian_runaway label "Fisherian runaway".
- Fisherian_runaway sameAs Q3052004.
- Fisherian_runaway sameAs Modelo_de_selección_sexual_runaway_de_Fisher.
- Fisherian_runaway sameAs Emballement_fisherien.
- Fisherian_runaway sameAs ランナウェイ説.
- Fisherian_runaway sameAs m.02kf_b.
- Fisherian_runaway sameAs Фишеровское_убегание.
- Fisherian_runaway sameAs Q3052004.
- Fisherian_runaway wasDerivedFrom Fisherian_runaway?oldid=700765606.
- Fisherian_runaway depiction Peacock_Flying.jpg.
- Fisherian_runaway isPrimaryTopicOf Fisherian_runaway.