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By: Capper, David R - Clay, Robert P - Madrono N., Alberto. - Mazar Barnett, Juan - Burfield, Ian J. - Esquivel, Estela Z - Kennedy, Corinne P - Perrens, Mirna - Pople, Robert GType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 121Series:Issue:Date: 2001Page Range: 23--37Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Lowen, James C - Clay, Robert P - Mazar Barnett, Juan - Madrono N., Alberto. - Mark Pearman - López-Lanús, Bernabé - Tobias, Joseph A. - Liley, Durwyn C - Brooks, Thomas (Thomas M.) - Esquivel, Estela Z - Reid, Jane MType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 117Series:Issue:Date: 1997Page Range: 275--293Publication Info: London, British Ornithologists' Club, 1893-Subjects: