There are only eight claws. Octopus, also known as octopus, is a deep ocean, and there are all kinds of strange things. They are all strange and have their own magical powers. Octopus, like the familiar cuttlefish, is not a fish, but a mollusk. The octopus is unique in that it has eight feet as long as a belt, which meanders and floats in the water. Fishermen also call octopus "octopus". That's eight feet!