Noun
water snakes; a cosmopolitan genus
Source: WordNetHowever, these terms always refer to venomous snakes, while Natter traditionally denotes a non-venomous snake, especially the common grass-snake of Europe ( Natrix natrix ). Source: Internet
Four species of snake occur: the viperine snake ( Natrix maura ); grass snake ; false smooth snake (Macroprotodon cucullatus) and the ladder snake (Rhinechis scalaris). Source: Internet