Carotenoid supplementation positively affects the expression of a non-visual sexual signal.

Carotenoids are a class of pigments which are widely used by animals for the expression of yellow-to-red colour signals, such as bill or plumage colour. Since they also have been shown to promote immunocompetence and to function as antioxidants, many studies have investigated a potential allocation...

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Bibliographic Details
Main Authors: Alain J-M Van Hout, Marcel Eens, Rianne Pinxten
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3026812?pdf=render