Ключевые слова: animals, aquatic, beluga, blue, bottlenosed, curiosity, cute, deep, delphinus, dolphin, eye, fast, fin, fitness, fun, happiness, horizontal, intellect, intelligence, interest, large, life, lot, mammals, many, maritime, natural, nature, pellock, pets, playful, playing, pod, pool, porpoise, pry, sea, sensor, sonar, swimming, tail, underwater, water, wave, whale, wild, wildlife,