Silk moths blow away every belief you’ve ... Discover fascinating facts about cecropia moths. The polyphemus moth is also common in the east, but can be found as far west as California.

The saturniid or giant silk moths are well named. Their large size—up to 6.5 inches for the cecropia moth—and the soft silky browns, greens, and oranges of their wings are unforgettable when they ...