Ключевые слова: alert, alertness, animal, arid, background, camouflage, close up, coiled, desert, dry, dusk, ecosystem, environment, exotic, field, golden, grass, habitat, horizon, natural, nature, panorama, peaceful, picturesque, predator, rattlesnake, reptile, roam, sand, scales, scenery, serpent, sky, slither, snake, solitude, stillness, sunlight, sunset, survival, terrain, tranquil, untamed, venomous, watchful, western, wild, wilderness, wildlife,