Great Blue Heron

Steve Forman photographed a great blue heron and a killdeer at Hager Pond in Marlborough.

Robin Right photographed a bald eagle and a great blue heron at Bare Hill Pond in Harvard.

Steve Forman photographed a great blue heron, a killdeer, and a solitary sandpiper at Hager Pond in Marlborough.

Steve Forman photographed a great blue heron with a fish at Hager Pond in Marlborough.

Sharon Tentarelli photographed a common garter snake, a great blue heron, a woodchuck, and a wood frog at Assabet River National Wildlife Refuge in Maynard and Stow.

Joan Chasan photographed great blue herons in a nest at Assabet River National Wildlife Refuge in Maynard.

Carole Hohl photographed these great blue herons in nests at SVT's Upper Mill Brook Conservation Area in Wayland.

Steve Forman photographed a mallard, an ant, a great blue heron, and a mallard duckling at Hager Pond in Marlborough.

Gail Sartori photographed great blue herons at nests in Stow.

Steve Forman photographed an eastern forktail damselfly and a great blue heron at Farm Pond in Framingham.