Ключевые слова: amazing, america, animal, beautiful, biology, camouflage, colubrid, creature, ecology, environment, fauna, grass, green, green snake, herp, herpetology, illinois, life, liochlorophis, midwest, natural, nature, nonvenomous, northern illinois, opheodrys, opheodrys vernalis, organism, outdoors, prairie, pretty, reptile, reptiles, reptilia, scale, smooth, smooth green snake, snake, snakes, species, usa, vegetation, vernalis, wild, wildlife,