. . . . . . . . . "Thamnophis atratus" . . "Dicamptodon ensatus" . . "kevinhintsa. 2009. Thamnophis atratus eating Dicamptodon ensatus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1087701> 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." .