Blue Dasher

Steve Forman photographed a blue dasher dragonfly, an American robin, and a Halloween pennant dragonfly at Grist Mill Pond in Sudbury.

Steve Forman photographed a blue dasher dragonfly, Canada geese, and a tree swallow at Grist Mill Pond in Sudbury.

Steve Forman photographed this blue dasher dragonfly at Grist Mill Pond in Sudbury.

Steve Forman photographed a blue dasher dragonfly, a painted turtle, and wood ducks at Grist Mill Pond in Sudbury.

Steve Forman photographed blue dashers, eastern pondhawks, and a common whitetail at Grist Mill Pond in Sudbury.

Steve Forman photographed a blue dasher dragonfly, a spotted sandpiper, and a spicebush swallowtail butterfly at Hager Pond in Marlborough.

Eric Crockwell photographed a blue dasher dragonfly at Assabet River National Wildlife Refuge.

Steve Forman photographed monarch butterflies, a red-tailed hawk, a turkey vulture, an American lady butterfly, a blue dasher, a bumble bee, a cabbage white butterfly, and a red-bellied woodpecker at...

Craig Smith photographed a Baltimore oriole, a blue dasher, a cedar waxwing, a downy woodpecker, a gray catbird, an indigo bunting, a ruby meadowhawk, and a twelve-spotted skimmer at SVT's...

Steve Forman photographed an orange sulphur, a ruby-throated hummingbird, a barn swallow, a blue dasher, an eastern tailed-blue, European starlings, house finches, a house sparrow, a red-winged blackbird, a tree...