Complex sentence: The Oregon Swallowtail is the state insect of Oregon; the Eastern Tiger Swallowtail is the state insect of Virginia and the state butterfly of Georgia, Delaware, and South Carolina.
Split into simpler sentences: The Oregon Swallowtail is the state insect of Oregon. The Eastern Tiger Swallowtail is the state insect of Virginia and the state butterfly of Georgia, Delaware, and South Carolina.