. . . . . . . . . "Thamnophis sirtalis fitchi" . . "Anaxyrus boreas" . . "bmollon. 2017. Thamnophis sirtalis fitchi associated species with names lookup Anaxyrus boreas. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/9930535> 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." .