Explanation:

- Option 1, Tortoise: Tortoises have one heart consisting of several chambers, like humans, but they don't have multiple hearts.

- Option 2, Octopus: Octopuses are fascinating creatures with three hearts. Two pump blood to the gills, and the third pumps it to the rest of the body.

- This is the correct answer.

- Option 3, Porcupine: Like most mammals, porcupines have a single heart.

- Option 4, Chameleon: Chameleons have a typical reptilian heart anatomy with a single heart and multiple chambers, but not multiple hearts.

.