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Article
Guillermo Lopez, Auteur ; Ramon Soriguer, Auteur ; Jordi Figuerola, AuteurStudies of signalling and sexual selection in birds are increasingly focussing on the regulation of the expression of carotenoid-based ornaments. Brighter coloured ornaments are preferred during mate choice and are thought to signal resistance t[...]
Article
Guillermo Lopez, Auteur ; Jordi Figuerola, Auteur ; Ramon Soriguer, AuteurSexual selection may play an important role in the evolution of carotenoid-based signals. According to the parasite-mediated sexual selection hypothesis, organism health, parasite resistance and the expression of ornaments are linked. While some[...]
