Different eel with eel, who often exchanged. This fish can not be said to have fins, except caudal fin is also reduced, while the eel still have clear fins. Another characteristic of eels which is not scaled (or very little), can breathe the air, the gill opening narrow, has no pool pockets and rib cage. Practical eels are aquatic animals on land, while most live in the sea eel though some are in freshwater. Eel eye most is not functioning properly; the types who lived in caves instead blind.
