Stock Photo - Caterpillar of the Monarch butterfly, Danaus plexippus, eating leaves and flower buds of the Swan Plant Milkweed, also called Tennis Ball Bush, Asclepias fruticosa, and Gomphocarpus fruticosa The swan plant is a host plant for Monarch butterfly caterpillars

Stock Photo: Caterpillar of the Monarch butterfly, Danaus plexippus, eating leaves and flower buds of the Swan Plant Milkweed, also called Tennis Ball Bush.