Ring-necked Duck

Steve Forman photographed a pair of bald eagles and a group of ring-necked ducks on the Sudbury Reservoir in Southborough.

Steve Forman photographed these ring-necked ducks on the Sudbury Reservoir in Southborough.

Steve Forman photographed a mute swan, ring-necked ducks, mallards, ring-billed gulls, a Canada goose, and a hooded merganser at Hager Pond in Marlborough.

Steve Forman photographed a ruddy duck, hooded mergansers, mute swans, a ring-necked duck, mating mallards, and a ring-billed gull at Hager Pond in Marlborough.

Steve Forman photographed a bald eagle, hooded mergansers, a muskrat, and ring-necked ducks at Sudbury Reservoir in Southborough.

Gail Sartori photographed ring-necked ducks and mallards in Wayland.

Steve Forman photographed ring-necked ducks at the Sudbury Reservoir in Southborough.

Steve Forman photographed ring-necked ducks at Foss Reservoir in Framingham.

Gail Sartori photographed a black-capped chickadee, a Canada goose, great blue herons, a mourning cloak butterfly, an osprey, tree swallows, painted turtles, ring-necked ducks, a song sparrow, and a white-tailed...

Craig Smith photographed Canada geese, common mergansers, hooded mergansers, a muskrat, a red-winged blackbird, and ring-necked ducks at Assabet River National Wildlife Refuge in Maynard.