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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Ellis, David H. (David Harry) - Smith, Dwight G - Trahan, F. B. P.
    Type: Article
    In: The journal of raptor research
    Volume: 28
    Issue: 1
    Date: 1994
    Page Range: 56--56
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-