The Eastern Tiger Swallowtail has a long extension resembling a tail at the end of each wing. As a member of the Swallowtail family, it joins its relatives in being the largest butterflies on the continent. They are extremely easy to attract to gardens that have an abundance of flowers. They can also be seen flying on open roads, in woods, meadows, fields and parks.
The Eastern Tiger Swallowtail caterpillar is a smooth bright green color with a yellow band near the front of its body, just after a pair of painted "eyes" on the head. The head is rounded and large for a caterpillar and looks somewhat like a helmet. These caterpillar feed on a variety of trees including tuliptree, sweetbay, cottonwood and cherry.