The Great Black-back is the largest North American gull.
Great Black-backs are common along the Atlantic coast and are locally common on larger lakes and rivers inland.
The waterway under the Burlington Skyway which connects Hamilton Harbour and Lake Ontario was teeming with bird life on this day.
Whose woods these are I think I know.
His house is in the village though;
He will not see me stopping here
To watch his woods fill up with snow. – Robert Frost (1874–1963)