Octopuses are like aliens on Earth: three hearts, blue blood and the ability to squeeze through a space the size of their eyeballs, but the secrets of the octopus are more extraordinary than we ever imagined.
Description：Octopuses are like aliens on Earth: three hearts, blue blood and the ability to squeeze through a space the size of their eyeballs, but the secrets of the octopus are more extraordinary than we ever imagined.
