Drake Greater Scaup Pauses On A Southcentral Alaska Lake In Early May, Anchorage, Alaska

Drake greater scaup (Aythya marila) pauses on a Southcentral Alaska lake in early May. In good light, greater scaup drakes have a green sheen on their heads, distinguishing them from lesser scaup drakes which have purple sheens; Anchorage, Alaska, United States of America.