Retro illustrations, vintage images, nature drawings, and antique illustrations of butterflies and caterpillars. These printable vintage downloads of caterpillar species, milkweed, plants, leaves, monarch butterflies, moths, and other butterfly photographs can be used for personal or commercial purposes in both print and digital formats.  The high-resolution antique butterfly reproductions are available for use in advertising, media illustration, website development, and products for resale including cards, stationery, home decor, wall art, canvas, posters, and gifts.