Ключевые слова: able, adorable, affection, amusement, animal, aquatic, blue, captivity, creature, cute, dolphin, enjoy, entertainment, friendly, game, grey, happy, intelligent, jaws, joy, jump, leap, mammal, marine, mouth, nose, ocean, oceanography, playful, pool, sea, show, smart, smile, sonar, submerged, swim, trained, water, waves, wildlife,