American painted lady the American painted lady, those on the opposite ends of the row are often larger and have blue "pupils". In "V. annabella", this applies to the inner two spots, while in "V. cardui" some of the black eyespots may have tiny blue pupils in the summer morph, but usually have none at all, and the eyespots themselves are all roughly the same size. The size of the wings are about 5 cm (2 in) across. American painted lady The American painted lady or American lady ("Vanessa virginiensis") is a butterfly found throughout North America. The larvae feed on various Asteraceae,
Australian painted lady the painted lady, which suggests that it is a separate species. The Australian species' four ventral eyespots are less clearly defined, and it always sports at least three (often four) conspicuous blue pupil spots on each dorsal hindwings' eyespots. "V. cardui" has either a few tiny pupil spots, or more often, none at all. The Australian painted and the painted lady have very similar lifestyles and behaviours, but the Australian painted lady lives in an arid and stressful environment. Australian painted lady colouration could be induced in painted lady butterflies by injecting the larvae with stress-inducing hormones and subjecting them