Ключевые слова: animal, beach, boys, bristle animal part, casual clothing, caucasian ethnicity, child, children only, close up, coastline, danger, discovery, education, environment, hand, hedgehog, holding company, horizontal, indian ocean, learning, looking, male, mediterranean culture, mediterranean sea, nature, one boy only, one person, outdoors, people, portrait, research, schoolboy, sea, sea urchin, season, sharp, studying, summer, sunlight, sunny, sunset, swimwear, teenage boys, teenager, thorn, tropical climate,