grass snake (natrix natrix)

adult animal biology close closeup coil conservation creature creepy dangerous ecology ecosystem environment eyes field fingers frightening garter grass grassland gray gross hand head held herp herpetology horicon macro manitoba meadow melanic narcisse natrix pet pixart prairie predator redsidedgartersnake reptile scales scary serpent serpentine sirtalis slither snake snakes specimen thamnophis the vertebrate wild wildlife winnipeg wisconsin young zoology