Electric eels live in the Amazon and Guyana rivers in South America. (Dian Man) (Electric Eel) An eel-shaped South American fish of the family Electric Eel. It can generate enough current to make people dizzy. Electric eels are not real eels, but belong to the subclass nudibranch. Slow-moving, inhabiting slow-moving fresh water bodies, occasionally floating to the surface and swallowing air to breathe. Body length, cylindrical, scaleless, grayish brown. It is 2.75 meters (9 feet) long and weighs 22 kilograms (49 pounds). The dorsal fin and caudal fin degenerate, but the tail accounts for nearly 4/5 of the whole body length, and there is a long anal fin at its lower edge, which swims by the fluctuation of anal fin. There is a generator at the tail, which comes from muscle tissue and is innervated by spinal nerve. It can generate a current with a voltage as high as 650 volts at will, and the generated current is mainly used to paralyze prey such as fish. Electric eels living in the Amazon and Guyana rivers in South America look very much like eels. It is about 2 meters long and weighs 20 kilograms. Its body surface is smooth and scaleless, its back is black, its abdomen is orange, and there are no dorsal fins and ventral fins.