Sudbury

Marie Rock photographed this family of mute swans at Assabet River National Wildlife Refuge in Sudbury.

Marie Rock photographed these great blue herons at their nest in Assabet River National Wildlife Refuge in Sudbury.

Steve Forman photographed this family of wood ducks on Grist Mill Pond in Sudbury.

Steve Forman photographed wood ducks at Grist Mill Pond in Sudbury.

Liz Hanna photographed this common garter snake preying on an American toad in Sudbury.

Joan Chasan photographed these great blue herons at their nest near Feeley Field in Sudbury.

Harry Newell recorded this video of a pileated woodpecker at SVT's General Federation of Women's Clubs of Massachusetts Memorial Forest in Sudbury.

Sarah Davis photographed these downy woodpeckers on her window screen and bird feeder in Sudbury.

Craig Smith photographed cinnamon fern, an eastern chipmunk, an eastern towhee, a gray catbird, an ovenbird, a pink ladys slipper, and a song sparrow at SVT's General Federation of Women's...

Al Collinson photographed an eastern tiger swallowtail and a hummingbird clearwing moth in Berlin.