Ключевые слова: actinopterygii, amazon, amazon basin, amazon river, america, american, animal, animals, aquarium, eel, eels, electric eel, electric fish, electrophoridae, electrophorus, electrophorus electricus, fauna, fresh water, fresh water fish, freshwater, freshwater fish, gymnotiformes, lake, natural, nature, one, one animal, one fish, orinoco, river, south america, south american, swim, swimming, underwater, water, wild, wild animal, wild life, wildlife, zoo,