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Ultra-violet reflectance of male and female red grouse, Lagopus lagopus scoticus: sexual ornaments reflect nematode parasite intensity

F. Mougeot, Auteur ; S. M. Redpath, Auteur ; F. Leckie, Auteur

Dans Journal of Avian Biology (36(3) MAY 2005)

In many birds, females prefer males with the biggest or brightest sexual ornaments. which might reflect a higher phenotypic quality, Such as fewer parasites. Unlike humans, most birds detect near-ultraviolet (UV) light, and UV signals can play a[...]

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