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By: Leary, Alan W - Mazaika, Rosemary - Bechard, Marc JType: ArticleIn: The Wilson bulletinVolume: 110Series:Issue: 2Date: 1998Page Range: 198--205Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Etchberger, Richard C. - Mazaika, Rosemary - Bowyer, R. TerryType: ArticleIn: The Canadian field-naturalistVolume: 102Series:Issue: 4Date: 1988Page Range: 671--674Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: