It takes 70 to 85 days for one of these moths to mature from an egg to an adult, and then it has a lifespan as an adult of only 10 to 12 days. As a caterpillar, it lives and feeds on coniferous trees, ...

Learn how to identify a luna moth. Caterpillars go through several instars before creating a cocoon. These instars range from white-and-black striping to green with blue spots on the back.