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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Czapka, Stephen J - Johnson, L. Scott (Lyle Scott),
    Type: Article
    In: The Wilson bulletin
    Volume: 112
    Issue: 1
    Date: 2000
    Page Range: 72--81
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-