dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Bierregaard, Richard O., - Stotz, Douglas F. (Douglas Forrester), - Harper, L H - Powell, George Van Nostrand
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 107
    Date: 1987
    Page Range: 134--137
    Publication Info: London, British Ornithologists' Club, 1893-