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Sequence variation in melanocortin-1-receptor and tyrosinase-related protein 1 genes and their relationship with melanin-based plumage trait expression in Lesser Kestrel (Falco naumanni) males

Margherita Corti, Auteur ; Stefano Podofillini, Auteur ; Matteo Griggio, Auteur ; Luca Gianfranceschi, Auteur ; Anne-Lyse Ducrest, Auteur ; Alexandre Roulin, Auteur ; Jacopo G. Cecere, Auteur ; Nicola Saino, Auteur ; Diego Rubolini, Auteur

Dans Journal of Ornithology (159(2) 2018/04/01)

Lesser kestrel males display inter-individual variation in melanin-based plumage traits, like ventral plumage colouration and breast/underwing spottiness. We explored whether such plumage variability was associated with single-nucleotide genetic[...]

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Strength and cost of an induced immune response are associated with a heritable melanin-based colour trait in female tawny owls

Julien Gasparini, Auteur ; Pierre Bize, Auteur ; ROMAIN PIAULT, Auteur ; Kazumasa Wakamatsu, Auteur ; Jonathan D. Blount, Auteur ; Anne-Lyse Ducrest, Auteur ; Alexandre Roulin, Auteur

Dans Journal of Animal Ecology (78(3) MAY 2009)

Melanin pigments provide the most widespread source of coloration in vertebrates, but the adaptive function of such traits remains poorly known. In a wild population of tawny owls (Strix aluco), we investigated the relationships between plumage [...]

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