That's right, an octopus has one large central brain, and eight mini-brains, one in each arm. An octopus has three hearts, nine brains, and blue blood. An octopus doesn't have 9 brains, at least not in the traditional sense. Often described as aliens, octopuses are one of most unusual creatures on the planet, with three hearts, eight limbs and a keen intelligence. Fact Check: The message states the largest octopus species in the world, the Giant Pacific Octopus has 3 Hearts 9 Brains Blue Blood. The giant Pacific octopus has three hearts, nine brains and blue blood, making reality stranger than fiction.. A central brain controls the nervous system.. In fact, some scientists argue it could be the first intelligent being on the planet. In fact, the message is often shared online as an unbelievable fact. The octopus is a creature of complexity and mystery, that serves as a symbol of creativity, expansion and unpredictability. * Three hearts - One of the hearts, called the systemic heart, pumps blood throughout the animal’s body. However, unlike other creatures, not all of its neurons are located in its brain. There are few more mythical and bizarre creatures than the octopus, with its complex structure including 3 hearts, 9 brains and 8 … It has 1 brain, which is a donut shaped structure around their esophagus (fun fact, if they eat something too large it can give them brain damage). The nervous system includes a central brain and a large ganglion at the base of each arm which controls movement. Two hearts pump blood to the gills, while a third circulates it to the rest of the body. Look at it this way, imagine that the “stuff” that provides you with your brain processing power, instead of being solely in your head, were to be distributed throughout your arms and legs. Why the Octopus Brain is so Extraordinary . Octopuses use one central brain to control their nervous systems and a small brain in each arm to control movement. Octopus : Animals with 3 hearts and 9 brains Rahul R August 27, 2020 After hearing "an animal with multiple limbs", most of the time the first creature which comes in our minds are octopuses. An octopus has one brain. Story: The largest octopus species in the world, the giant Pacific octopus, has three hearts, nine brains, and blue blood. Two of the three hearts pump blood to the gills, while the third circulates blood to the rest of the body. It is located in its head. TED-Ed, Cláudio L. Guerra. 3) The plural of octopus is octopuses. They … Along with eight arms, an octopus also has three hearts and nine brains. An octopus is a lot brainier than you might imagine considering one of its closest living relatives is a sea slug. The organ heart actually stops beating when the octopus swims, explaining the species’ penchant for crawling rather than swimming, which exhausts them. In addition, there is a small brain in each of their eight arms — a cluster of nerve cells that biologists say controls movement. What?