They mutually exhorted each other to be of use in the event of the chances of war throwing either of the parties into the hands of his enemies. The Last of The Mohicans by Cooper, James Fenimore View in context. At the very same time, they mutually execrate their masters when viewed separately.
(Images from Streamside Guide to Naturals and Their Imitations by Art Flick) The answer lies not with the troutâs vision, but with his perception; that is, how the troutâs brain registers the sensory input of vision and matches it to an established pattern.
It can be argued that the neurons are such processors, but that is not what cognitive scientists mean when they say the brain is a 'parallel system'. They think on more complex processors, with more capabilities than a single neuron has. However, this kind of processors does not exist in the brain. The main thinking part of the brain is the cerebral cortex, and in the cortex there are no separate units at all. Every region in the cortex has direct connections (i.e. sends axons and receives axons) to all its neighbors, and in many cases to further regions.