Ключевые слова: amazon, animal, aquarium, aquarium fish, aquatic, aquatic life, biodiversity, biology, black piranha, carnivore, closeup, dangerous, detail, ecology, ecosystem, environment, exotic, fauna, fierce, fins, fish, fish species, fish tank, freshwater, golden, habitat, jungle, macro, marine, nature, piranha, plants, predator, predatory, red eye, river, scales, south america, species, swimming, tank, teeth, tropical, underwater, water, wild, wildlife,