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By: Vergara, ValeriaType: ArticleIn: The Canadian field-naturalistVolume: 115Series:Issue: 1Date: 2001Page Range: 22--33Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Vergara, ValeriaType: ArticleIn: The Canadian field-naturalistVolume: 115Series:Issue: 1Date: 2001Page Range: 170--172Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: