Ключевые слова: animal, apex, aquarium, aquatic, aquatic world, australia, blue, blue sea, body, bottom, calm water, carnivore, cartilaginous, coral, creature, dangerous, deep, deep water, dive, diving, dolphin, ecosystem, environment, fins, fish, graceful, habitat, hunting, life, marine, nature, ocean, powerful, predator, reef, reflection, scuba, sea, shark, sleek, swim, swimming, tropical, turtle, underwater, water, wildlife, wonderful,