Eastern Black Swallowtail Butterfly Locket Necklace This amazing species uses structural

This amazing species uses structural color in the wing scale geometry to create a stunning iridescent blue

but contain no nickel

Unlike most swallowtails

field collecting techniques

with inner section being more subtle

Eastern Black Swallowtail Butterfly Locket Necklace This amazing species uses structuralEastern Black Swallowtail Double Sided Stainless Steel Locket Papilio polyxenes Flying in east of the Rocky Mountains in North America, this lovely species feeds on carrot and parsley family plants. It's so common in some areas, that unwitting buyers of parsley and fennel plants at local garden centers often come home with caterpillars of this species on their plants (yay butterfly caterpillars!). Item Details: Two gorgeous real Eastern Black