Common Goldeneye

tags: Common Goldeneye, Bucephala clangula, birds, mystery bird, bird ID quiz [Mystery bird] Common Goldeneye, Bucephala clangula, photographed in Arizona Fremont, California. [I will identify this bird for you tomorrow] Image: Collin M Jensen, 25 April 2008 [larger view]. Please name at least one field mark that supports your identification. Rick Wright, Managing Director of WINGS Birding Tours Worldwide, writes: A brown duck. The fact that the plumage comprises solid blocks of color rather than complex patterns makes this a diving duck, and the largely white sides and breast should…