1, the octopus has a few brains where 9. There is information that many people have verified through some experiments that the octopus is very smart, but do not know that the octopus actually has 9 brains. Octopus has a master brain plus 8 sub-brain, the master brain in its head position, 8 sub-brain in his 8 tentacles, 8 sub-brain has an independent neural lock, means that each tentacle can have the ability to think independently, octopus high IQ is witnessed, octopus has a superb deformation ability, you can escape back to the sea through a small hole in the fishing boat will be the deformation of the large body, the octopus has been called the world's most Like alien life on earth creatures;

2, octopus has a few brains how many hearts, 3. General creatures have only one heart and octopus has three, a body heart plus two gills heart, body heart and gills heart role is different, the role of the body heart is mainly to the octopus body blood supply, two gills heart's main role is to filter the octopus body produced waste also has the role of blood supply, just like the role of human kidneys. It is said that the octopus is the only known organisms have three hearts of living things, some people for the octopus dissection also found a different heart location, need to pay attention to the usual human said the octopus burst the head of the head is not the octopus is not the real head;

3, the octopus has a few brain how many neurons, 500 million neurons, there are nine sets of memory system. Octopus is the first can use tools without backbone animal, octopus deformation, camouflage, spray venom, escape and other human fantasy superpower octopus will, it is claimed that the octopus can also be modified by NRA editing of genes, for the octopus has been described as a big brother with 8 little brother, as long as the big brother of a small idea, 8 little brother can be instantly read and understood and implemented. Octopus optic nerve behind the photoreceptor cells and regenerative capacity, octopus limb can be regenerated, there is news that Japan had captured a 96-legged octopus monster;

4, octopus has several brain blood is what color, blue. Octopus in addition to the brain and heart and most animals are different from its blood is not ordinary red, octopus blood is blue because the body has a kind of hemocyanin, because of this material will be in the octopus in the extremely cold environment is still alive. Normal human and animal blood is dependent on the amount of metal in the red blood cells, and the octopus blood does not have red blood cells, so the octopus blood color is not red, but also because very few animals have blue blood, the octopus and the color of the blood is known as the blue aristocrats;