How octopus arms make decisions 

Researchers studying the behavior and neuroscience of octopuses have long suspected that the animals’ arms may have minds of their own. A new model is the first attempt at a comprehensive representation of information flow between the octopus’s suckers, arms and brain, based on previous research in octopus neuroscience and behavior, and new video observations conducted in the lab.

Source: How octopus arms make decisions — ScienceDaily