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By: Martell, Arthur M. - Macaulay, Ann L.Type: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 3Date: 1981Page Range: 319--324Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Thompson, Ian D. - Macaulay, Ann L.Type: ArticleIn: The Canadian field-naturalistVolume: 101Series:Issue: 4Date: 1997Page Range: 608--610Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: