. . . . . . . . . "Natrix natrix astreptophora" . . "Bufo spinosus" . . "Laura Zapico. 2016. Natrix natrix astreptophora eating Bufo spinosus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/2886485> 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." .