I learned that the Monarch Butterfly might lay eggs on the underside of the leaves of my Butterfly Weed plant. It wasn't long until I noticed a few eggs and today I noticed the caterpillars. JPEG 0691 is a Lady Bug nymph eating an aphid, but to the right is a Monarch egg. Here is a gallery of the Monarch Butterfly life cycle: https://pbase.com/gnmimiller/monarch_life_cycle