. . . . . . . . . "Pieris marginalis" . . "Cirsium" . . "setaearmor. 2017. Pieris marginalis eating Cirsium. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/5635673> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .