O’Donnell, Ryan P.; Staniland, Kevin; Mason, Robert T. (November 2007). "Experimental evidence that oral secretions of northwestern ring-necked snakes (Diadophis punctatus occidentalis) are toxic to their prey". Toxicon. 50 (6): 810–815. doi:10.1016/j.toxicon.2007.06.024. PMID17689581.
Henderson, Robert W. (1970). "Feeding Behavior, Digestion, and Water Requirements of Diadophis punctatus arnyi Kennicott". Herpetologica. 26 (4): 520–526. JSTOR3890775.
nih.gov
pubmed.ncbi.nlm.nih.gov
O’Donnell, Ryan P.; Staniland, Kevin; Mason, Robert T. (November 2007). "Experimental evidence that oral secretions of northwestern ring-necked snakes (Diadophis punctatus occidentalis) are toxic to their prey". Toxicon. 50 (6): 810–815. doi:10.1016/j.toxicon.2007.06.024. PMID17689581.
Henderson, Robert W. (1970). "Feeding Behavior, Digestion, and Water Requirements of Diadophis punctatus arnyi Kennicott". Herpetologica. 26 (4): 520–526. JSTOR3890775.
wikipedia.org
fr.wikipedia.org
Stebbins RC (2003). A Field Guide to Western Reptiles and Amphibians, Third Edition. The Peterson Field Guide Series ®. Boston and New York: Houghton Mifflin Company. ISBN978-0-395-98272-3. (Diadophis punctatus, pp. 345–346 + Plate 46 + Map 133).