Black Swallowtail

Steve Forman photographed an American goldfinch, a black swallowtail, eastern tiger swallowtails, a gray catbird, a monarch butterfly, and a slaty skimmer at Breakneck Hill Conservation Land in Southborough.

Steve Forman photographed monarch butterflies, ruby-throated hummingbirds, a snowberry clearwing moth, a spicebush swallowtail, American goldfinches, a black swallowtail, a great spangled fritillary, and an eastern tiger swallowtail at Breakneck...

Steve Forman photographed a clouded sulphur, monarchs, an American lady, and a black swallowtail at Breakneck Hill Conservation Land in Southborough.

Steve Forman photographed black swallowtails, a bumble bee, eastern tiger swallowtails, ruby-throated hummingbirds, a monarch butterfly, and northern flickers at Breakneck Hill Conservation Area in Southborough.

Steve Forman photographed bumble bees, black swallowtails, a grasshopper, an eastern tailed-blue, eastern tiger swallowtails, monarchs, and spicebush swallowtails at Breakneck Hill Conservation Land in Southborough.

Steve Forman photographed an American goldfinch, a black swallowtail butterfly, and a great blue heron at Great Meadows National Wildlife Refuge in Concord.

Steve Forman photographed these black swallowtail butterflies at Great Meadows National Wildlife Refuge in Concord.