Ключевые слова: actinopterygii, animal, animals, aquarium, asia, canada, canadian, carnivorous fish, esocidae, esociformes, esox, esox lucius, europe, european, fauna, fish, fishes, food, freshwater, freshwater fish, freshwater fishes, jackfish, lake, natural, nature, north america, north american, northern, northern pike, one, one fish, pike, pikes, predatory fish, protacanthopterygii, river, swim, swimming, underwater, united states, us, usa, water, wild, wild animal, wild life, wildlife, zoo,