Male (L) and female luna moths (Actias luna). After mating she will lay her eggs on a host plant, perhaps the nearby black walnut tree (Juglans nigra) or hickory (Carya). Persimmons, sumac and birch trees are also host plants.
The male has noticeably wider antennae than the female. Neither have mouths and do not eat as adults.
They will only live about one week as adult moths.