Ключевые слова: animal, aquatic, big, brown, charming, cold, common, conservation, cute, environment, eurasian, european, eye, face, family, frozen, funny, fur, head, ice, joy, lake, look, lutra, male, mammal, mother, mountains, national, nature, nobody, nose, one, otter, outdoors, park, playful, predator, protect, rest, river, snow, stock, water, wild, wilderness, wildlife, winter, world, zoo,