Ключевые слова: animal, aquatic, aquatic life, aquatic organism, cephalopod, deep sea, diverse organism, extended, fluid movement, gliding, invertebrate, marine, marine adaptation, marine animal, marine biology, marine creature, marine environment, marine habitat, marine invertebrate, marine life, marine organism, marine species, marine wildlife, mollusk, motion, ocean, ocean creature, ocean habitat, ocean life, ocean organism, ocean species, oceanic, octopus, sea, sea creatures, sea life, sea species, swimming, tentacled creature, tentacles, underwater, underwater adaptation, underwater creature, underwater world, water,