Eastern Tiger Swallowtail Butterfly | Upside Down The Eastern Tiger Swallowtail feeds on the nectar of many different species of flowers. They keep their balance when feeding nectar by beating their wings. They don’t seem to mind what angle they use to feed. Whether it’s upside down, sideways, right side up, or floating in flight. For the whole story with all images, see Eastern Tiger Swallowtail Butterfly | a 7 Image Story.
