Every arm on an octopus has its own massive nervous system
Octopus arms have segmented nerve systems, controlling movement and sensory input. Each segment enables independent control.
Octopus Arms Are Controlled by a Nervous System That's Like No Other
The neurons in the octopus's arms are concentrated along an axial nerve cord that undulates down the length of each arm, with nodes centered around each of the suckers. It seems complex and focused, and a team led by neuroscientist Cassady Olsen wanted to study it in detail to see if they could learn more about how it functions.
Study Finds That an Octopus' Incredible Eight Arm Dexterity Comes From a Segmented Nervous System
A fascinating study found that the prehensile arms of an octopus are segmented from the rest of the cephalopod's body.
Octopus arms have segmented nervous systems to power extraordinary movements
New research from the University of Chicago revealed that the nervous system circuitry that controls arm movement in octopuses is segmented, giving these extraordinary creatures precise control across all eight arms and hundreds of suckers to explore their environment,
Why every arm of an octopus moves with a mind of its own
One of the most striking things about these creatures, however, is the fact that each of their eight arms almost seems to have a mind of its own, allowing an octopus to multitask in a manner that humans can only dream about.
US: Octopus Arms Control Movement with Segmented Nervous System, New Research Reveals
Chicago, United States - January 15, 2025 New research from the University of Chicago has uncovered how octopuses control their extraordinary arm movements with a segmented nervous system, providing them with unparalleled precision.
Study unveils the unique nervous system of octopus arms
A study from the University of Chicago has revealed a critical mechanism in the octopus's nervous system that allows for exceptional movement in its eight arms and hundreds of suckers. The study describes the complex neural circuitry of the octopus arm, which is much more complicated than that found in any other animal.
Octopus Arms Boast Segmented Nervous Systems
Octopus arms move with incredible dexterity, bending, twisting, and curling with nearly infinite degrees of freedom. New research from the University
Octopuses can control arms with segmented nervous system, researchers claim
Researchers claim that octopuses can control their arms with a segmented nervous system. The team from the University of Chicago said a large nerve cord runs down each arm, forming a series of segments that allow them to move with extreme dexterity.
How Do Octopuses Control 8 Arms? Scientists Discover Strange Segmented Nervous System
Never challenge an octopus to a popping and locking dance off, that’s what my grandad always said. With eight worm-like arms, they exhibit extraordinary dexterity and control, and now scientists have uncovered a curious feature of their nervous systems that makes it possible.
National Geographic news2y
Why Do Octopuses Remind Us So Much of Ourselves?
The nervous system of this common octopus, Octopus vulgaris, is far larger and more complex than that of most invertebrates. Can it think? Is it conscious, as some scientists and philosophers ...
BBC3y
10 incredible facts about Octopuses
Octopuses have a large nervous system, with the average octopus having about 500 million neurons or brain cells. That puts it in the same “brain range” as smaller mammals such as dogs.
Civil Beat16d
Octopuses And Their Relatives Are A New Animal Welfare Frontier
While this is useful in mammals, the nervous system of an octopus is built completely differently. Over half of the ...
WebMD27d
Are There Health Benefits to Eating Octopus?
Sodium from food is necessary for healthy nervous system function, but it can contribute to heart problems when consumed in excess. Octopus is high in sodium, so be sure to eat it in moderation ...