Ключевые слова: animal, aquatic, biology, black, blue, closeup, creature, danger, dive, echinoderm, echinoidea, fish, food, invertebrate, island, life, macro, marine, marine life, mediterranean, nature, needle, ocean, pacific, purple, red, reef, rock, sea, sea urchin, sharp, spines, spiny, undersea, underwater, urchin, water, wild, wildlife,