Two Great Black-backed Gulls, Larus marinus, Kill Male Longtailed Duck, Clangula hyemalis

Martha Dowsley, Andrew Cirtwill


At Presqu’ile Point, Presqu’ile Provincial Park, Ontario on 23 March 2003, while interpreting the waterfowl migration for park visitors, we witnessed two adult Great Black-backed Gulls attack and kill a male Long-tailed Duck.


Great Black-backed Gull; Larus marinus; Long-tailed Duck; Clangula hyemalis; predation

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