close up portrait of a garter snake with copy space

animal background biology careful cautious closeup colubridsnakegenus crawling creature creeper ecology european eye fauna field forkedtongue garden gartersnake grasssnake green grey head heterothermic hunter life long looking lying natural nature nonpoisonous outdoor park peeking pheromonal predator reptile ringed rock slimy slither snake sneaky stone striped summer tongue wild wildlife yellow