Ключевые слова: african, animal, aquatic, beast, beauty, big, calm, content, cool, design, fat, graceful, habitat, herbivore, hippopotamus, illustration, majestic, mammal, natural, nature, peaceful, relaxation, resting, river, riverine, serene, serenity, stillness, submerged, tranquil, water, waterhole, wild, wildlife, zen,