A Guide to the Stunning Black and Blue Butterflies of North America
The black swallowtail – also called the eastern black swallowtail or American swallowtail and a variety of other colloquial names such as parsley worm – is a common butterfly found throughout much of North America. Papilio polyxenes is one of many species in the largest genus in the butterfly family Papilionidae (swallowtails). It ranges from … Read more