Ключевые слова: aggressive, amazon, animal, aquarium, aquatic, bellied, carnivorous, close, closeup, colorful, danger, dangerous, exotic, fang, fauna, fish, fresh, fresh water, from, life, nattereri, natural, natures, piranha, piranhas, predator, pygocentrus, red, redbellied, river, scary, sharp, south, swim, tank, teeth, tropical, underwater, water, wild, wildlife,