Common Eider (male) "East Arctic" subspecies Somateria mollissima borealis Portland Head Light, Portland, Maine 19 May 2008 Common eiders are rare in Ottawa, but thrive along the eastern seaboard, especially during the winter.  On a trip to Maine in May 2008, Melanie and I found our first common eiders near the Portland Head Light lighthouse.

Swan Goose (domestic) Anser cygnoides Lake Scranton, Scranton, Pennsylvania 22 March 2008 Swan geese are indigenous to Mongolia and southern Asia; however, domestic varieties are common livestock in many parts of the world. "Domestic" varieties have the characteristic bump on the forehead, whereas a wild swan goose would lack this bump.

Swan Geese (domestic) Anser cygnoides Lake Scranton, Scranton, Pennsylvania 5 January 2008