Meaning | Any of various mostly harmless snakes that live in or near water. |
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Narrower | common water snake, banded water snake, Natrix sipedon, Nerodia sipedon | In some classifications placed in the genus Nerodia |
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grass snake, ring snake, ringed snake, Natrix natrix | harmless European snake with a bright yellow collar |
water moccasin | Any of numerous North American water snakes inhabiting fresh waters |
Broader | colubrid snake, colubrid | Mostly harmless temperate-to-tropical terrestrial / terrestrial or arboreal or aquatic snakes |
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