Ключевые слова: adventure, ancient, animal, behavior, chilly, climate, coverage, dynamic, ecosystem, ethereal, extinction, flora, footstep, fossil, frigid, habitat, herd, ice, landscape, mammoth, migration, motion, movement, mythical, nature, northern, outdoor, overcast, picturesque, power, prehistoric, scenery, seasonal, sky, snow, survival, terrain, trample, winter, woolly,