What are some characteristics of octopi?

The octopus is an invertebrate, which means it has no bones. The octopus is a cephalopod and this means a head with legs. The octopus has three hearts and they all are located in the head. Just like the hearts all organs are located in the head. The octopus has 8 flexible legs. Located beneath the legs are suction cups. The suction cups can taste and the suction cups can help it move across rocks and through the sea. The octopuses' legs encircle its mouth. The octopuses' mouth is a beak. The octopus has a funnel on its head, which helps the octopus escaped from predators.