ML645889293

觀察細節

*rare. small white goose with black primaries, small petite bill and rounded head. juvenile with dark legs and bill. observed it fly in to join large Canada Goose flock in the large western-most fields on Redstone Hill Rd (42.440211, -71.733435). still there when I left but entire flock was gone when another observer went to check around 9:50AM. VB refound at about 11:30AM when it flew out again from the maze area heading south.