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The high Andes, gene flow and a stable hybrid zone shape the genetic structure of a wide-ranging South American parrot

Juan F Masello*, Petra Quillfeldt, Gopi K Munimanda, Nadine Klauke, Gernot Segelbacher, H Martin Schaefer, Mauricio Failla, Maritza Cortés and Yoshan Moodley

Frontiers in Zoology 2011, 8:16  doi:10.1186/1742-9994-8-16