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  1. By: Castellanos, Aradit - Jaramillo, F - Salinas, Federico - Ortegarubio, A - Arguelles, C
    Type: Article
    In: The journal of raptor research
    Volume: 31
    Issue: 1
    Date: 1997
    Page Range: 1--6
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-