2) The octopus has three hearts. Two of the hearts function only to move blood across the gills of the animal, and the third maintains circulation in the organs. When the octopus swims, the heart of the organ actually stops beating and is a description of the species that prefers to crawl rather than swim, making the octopus tired. The 31st. 2013г.
Why do octopuses have nine brains?
The octopus has three hearts. This is because the two hearts pump blood to the gills, and the larger heart circulates the blood to the rest of the body. The octopus has nine brains. This is because, in addition to the central brain, each of the eight arms has a mini-brain that can move independently.
Can an octopus live without three hearts?
No, the octopus has only three hearts. Each heart performs a specific function. (The gill heart pumps blood through the gills, while the whole body heart pumps blood throughout the rest of the body). Therefore, no additional heart is needed.
Which octopus has 3 hearts and 9 brains?
The Pacific octopus has three hearts, nine brains, and blue blood, and the reality is stranger than fiction. The central brain controls the nervous system. In addition, each of the eight arms has a small brain — a cluster of nerve cells that biologists say control of movement. 22янв. 2019
Can an octopus live with one heart?
In conclusion, the octopus is very complex, even though the whole body's heart can stop beating for a few seconds (or, as the Smithsonian says, all the time in swimming). It seems impossible to survive if one of their hearts stops (forever).
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