As outlined in Figure 2, the octopus nervous system, like other modern cephalopod nervous systems, is divided into three main parts. Two large foliage connected to the retina of the eye, like a highly developed camera. And the third and numerically 23окт. 2012г.
Does the octopus have a nervous system?
Octopus has an extensive nervous system, including more than 500 million neurons, the same number as dogs. However, unlike dogs and other vertebrates, where most of the neurons are in the brain, more than two-thirds of the octopus neurons are in the arms and body. 2020
How many neurons are there in the octopus nervous system?
There are about 500 million neurons in the body of the common octopus (Octopus vulgaris). 2017
Does the octopus have a concentrated nervous system?
Instead of a centralized nervous system like vertebrates, two-thirds of octopus neurons spread throughout the body and are distributed between the arms. And now, scientists have determined that those neurons can make decisions without input from the brain. 2019
Does the octopus have a peripheral nervous system?
Summary: Octopus has more neurons in the peripheral nervous system (PNS) than in the brain. PNS neurons may be involved in the formation of cognitive networks with the central nervous system in the same way that the cerebellum is currently thought to contribute to mammalian cognition.