dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Bishop, Mary Anne - Warnock, Nils
    Type: Article
    In: The Wilson bulletin
    Volume: 110
    Issue: 4
    Date: 1998
    Page Range: 457--462
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Warnock, Nils - Page, Gary W - Stenzel, Lynne E
    Type: Article
    In: The Wilson bulletin
    Volume: 107
    Issue: 1
    Date: 1995
    Page Range: 131--139
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-