Leach, Steve W., Environment Canada, Prairie and Northern Wildlife Research Centre, 115 Perimeter Road, Saskatoon, Saskatchewan S7N 0X4, Canada

• The Canadian Field-Naturalist Vol. 122 No. 1 (2008) - Articles
  Eye Colour, Aging, and Decoy Trap Bias in Lesser Scaup, Aythya affinis
  Abstract  PDF