Mallard

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A common garter snake at Horse Meadows Knoll in Harvard, photographed by Jon Turner.
Jon Turner photographed a common garter snake, mallards, and a ring-necked duck at Horse Meadows Knoll in Harvard.
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A Canada goose at Hager Pond in Marlborough, photographed by Steve Forman.
Steve Forman photographed a Canada goose, mallards, and mute swans at Hager Pond in Marlborough.
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Canada geese, mute swans, and a common merganser at Hager Pond in Marlborough, photographed by Steve Forman.
Steve Forman photographed Canada geese, mute swans, a common merganser, a greater scaup, ring-necked ducks, a bald eagle, a mallard, a song sparrow, a hooded merganser, northern pintails, and a...
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A bald eagle at Hager Pond in Marlborough, photographed by Steve Forman.
Steve Forman photographed a bald eagle, common mergansers, and a mallard at Hager Pond in Marlborough.
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A mallard at Bruce's Pond in Hudson, photographed by Steve Forman.
Steve Forman photographed these mallards at Bruce's Pond in Hudson.
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A mallard at Horse Meadows Knoll in Harvard, photographed by Jon Turner.
Jon Turner photographed these mallards at Horse Meadows Knoll in Harvard.
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Mallards at Hager Pond in Marlborough, photographed by Steve Forman.
Steve Forman photographed mallards, mute swans, wood ducks, Canada geese, and hooded mergansers at Hager Pond in Marlborough.
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A coyote passes by mallards in Framingham, photographed using an automatically triggered trail camera by Margaret McKane.
Margaret McKane used her automatically triggered wildlife camera to photograph a coyote and mallards in Framingham.
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A double-crested cormorant at Hager Pond in Marlborough, photographed by Steve Forman.
Steve Forman photographed double-crested cormorants, a red-winged blackbird, a downy woodpecker, a mallard, and a ring-billed gull at Hager Pond in Marlborough.
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A beaver at Grist Mill Pond in Sudbury, photographed by Steve Forman.
Steve Forman photographed a beaver, mallards, a silver-spotted skipper, a snapping turtle, a painted turtle, and wood ducks at Grist Mill Pond in Sudbury.