Eastern Black Swallowtail Double Sided Pendant Necklace Chain Length:24 inch This is also sometimes referred

This is also sometimes referred to as "optical color" or "structural color" as the wing scale contains no pigment

A common butterfly in spring and early summer west of the Rocky Mountains

This wonderful butterfly uses structural color within its wing scales to create a brilliant blue coloration

A lovely species from the American Southeast

Due to its darker body

Eastern Black Swallowtail Double Sided Pendant Necklace Chain Length:24 inch This is also sometimes referredEastern Black Swallowtail Double Sided Pendant Necklace 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 Swallowtail