FONCTIONS ADAPTATIVES DES SIGNAUX COLORES CHEZ LES ...
Blue tits are small (12 g), short-lived socially monogamous passerines with modest extra-pair paternity rates (~5% to 20% across populations: ( ...
Female great tits (Parus major) reproduce earlier when paired with a ...Sex was identified by observing male secondary sexual characteristics proposed by Zuffi and Gariboldi (1995): concave plastron, orange eyes (yellow in females), ... Brighter yellow blue tits make better parents - Digital CSICfledglings' sex ratio or mortality in Great Tits (e.g. Eeva et al., 2012 ... small sex difference may. 296 results in an even smaller sex bias in the ... m-échantillon de loi N (1, 4)Previous work suggests that sexual dimorphism in the bill shape of tits is related to the relative importance of intra- and interspecific competition ...
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