Article of Fringilla polatzeki

Article by George Sangster and collaborators , published in the Journal of Avian Biology, proposes to raise the taxonomic rank of the pinzón azul of Gran Canarias to specific level, Fringilla polatzeki. The Investigation is based on differences in morphology, plumage and singing Between the blue finch Tenerife and it of Gran Canaria and to consider the previously studied genetic differences.

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