Natrix maura - Viperine snake
Natrix maura is a natricine water snake of the genus Natrix. Its common name is viperine water snakeorviperine snake. Despite its common names, it is not a member of the subfamily Viperinae. This nonvenomous, semiaquatic, fish-eating snake was given its common names due to behavioural and aesthetic similarities with sympatric adder species. (wikipedia)
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