how does the leopard moth overwinter?

Answer 1

"The caterpillars overwinter (hibernate, or otherwise go into an inactive state called diapause), resuming feeding briefly in the spring before spinning a cocoon, and emerging as a truly gorgeous adult a couple weeks or so later. Please see:

http://bugguide.net/index.php?q=search&keys=leopard+moth&search=Search

for images of both the caterpillar and the adult moth. "