The octopus brain and the vertebrate brain do not have a common anatomical structure, but short-term and long-term memory morphology, sleep versions, the ability to recognize individuals and explore objects through play, etc. It supports a variety of similar features. 1янв. 2017 г.
Do octopuses have vertebrates?
Octopus is an invertebrate. That is, there is no spine. Octopus, squid, cuttlefish, and nautilus make up the cephalopod group (cephalopod, which means "cephalopod" in Latin).
What are the three structures of the octopus brain?
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. 2012
Does the octopus have a spinal cord?
By definition, an octopus does not have a spinal cord because the octopus's brain holds only one-third of the neurons of an animal and is an invertebrate. .. The brain can take over as needed, but the dispersed nervous system makes octopuses less dependent on sending long-range signals through the body than vertebrates.
What do octopuses have in common with humans?
This means that octopuses have little evolutionary commonality with humans. They have developed eyes, limbs, and brains through completely different pathways with ancestors that are very different from humans. And they seem to have been brought about by various means, impressive cognitive function, and perhaps consciousness.
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