Female Eastern swallowtails tend to have more blue on the hindwings than the males. A dark form looks similar to a pipevine swallowtail. Thin yellow and black body Black and yellow tiger stripes ...

Enjoy these fascinating swallowtail butterfly facts. A female black swallowtail can ... The Most Popular Swallowtail is Common in Backyards The eastern tiger is one of the most common and well ...