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Do melanin-based tail patterns predict individual quality and sex in Lesser Grey Shrikes Lanius minor?

Anton Krištín, Auteur ; Francisco Valera, Auteur ; Christine Hoi, Auteur ; Herhert Hoi, Auteur

Dans Journal of Ornithology (148(1) JAN 2007)

In many bird species, males display colourful, usually carotenoid or structurally based plumage ornaments. On the other hand, there are many bird species and entire avian genera that are achromatic, i.e. with predominantly white, grey and black [...]

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