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No evidence of skewed secondary sex ratios in nestlings of the Common Raven (Corvus corax)

Sascha Roesner, Auteur ; Kirsten Bogatz, Auteur ; Hendrik Trapp, Auteur ; Thomas Gruenkorn, Auteur ; Roland Brandl, Auteur

Dans Journal of Ornithology (150(1) JAN 2009)

Many bird species adjust their offspring sex ratio as a response to environmental conditions or sexual dimorphism in size and dispersal. Offspring sex ratios may therefore vary among populations depending on the different demographic and ecologi[...]

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