American Caterpillar photo galleries stock photo order form print order form copyright and conditions of use Click on one of the thumbnails below to see a full-size picture, then use your browser's "back" key to return here. If the caption is underlined, then click it to go to a wallpaper sized version of the photo. Northern Illinois   brown hooded owlet moth (62K) The Asteroid, green morph (90K) The Asteroid, purple morph (65K) The Asteroid, brown morph (86K) white-marked tussock moth (75K) yellow-based tussock moth (104K) banded tussock moth (71K) milkweed tussock moth (86K) unidentified caterpillar (91K) Virginia ctenucha (117K) woolly bear (70K) monarch (61K) monarch (81K) viceroy (100K) common buckeye (77K) red admiral (149K) eastern comma (69K) question mark (101K) great spangled fritillary (103K) eastern tent caterpillar (85K) eastern tent caterpillar (103K) Henry's marsh moth (92K) smartweed caterpillar (75K) smartweed caterpillar (79K) paddle caterpillar (90K) paddle caterpillar (112K) black swallowtail (74K) unidentified swallowtail (78K) polyphemus moth (106K) Chain O' Lakes, Illinois   great spangled fritillary (85K) great spangled fritillary (110K) Virginia Ctenucha moth (105K) Virginia Ctenucha moth (104K) Eastern tent caterpillar (96K) Eastern tent caterpillar (98K)