Maritime Garter Snake, Thamnophis sirtalis pallidulus, on Cape Breton Island, NovaScotia. Canadian Field-Naturalist. 2008 (英语). Grubb, Teryl G. Food habits
Honduras). International Court of Justice. (原始内容存档于2017-07-17) (英语). Land, Island and Maritime Frontier Dispute (El Salvador/Honduras: Nicaragua intervening)