Octopuses tend to keep secrets, but we've just learnt how they achieve their extraordinary dexterity. The fine control these almost-alien animals have over each of their eight arms is at least ...

The large nerve cord running down each octopus arm is separated into segments, giving it precise control over movements and creating a spatial map of its suckers. Octopus arms move with incredible ...

Olson explains that “there are many gross similarities [between the ANC and vertebrates’ spinal cords]—there is a cell body region, a neuropil region, and long tracts to connect the arms and brains in ...

This article is part of the Psychology Today animal minds series. Is the consciousness of octopusses unified? Source: Pia/Pexels Recently, Sidney Carls-Diamante, a post-doctoral researcher at the ...

Cephalopods – including octopuses, cuttlefish and squid – possess one of the most sophisticated neural systems among invertebrates, which supports a wide array of complex behaviours. Their neural ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

We named him Squirt—not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.

Meetings across the tree of life : Two meetings and a departure ; Outlines -- A history of animals : Beginnings ; Living together ; Neurons and nervous systems ; The garden ; Senses ; The fork -- ...