How octopuses ‘taste’ things by touching – Finance Brokerage

Octopus arms have minds of their own. 
Each of these eight supple yet powerful limbs can explore the seafloor in search of prey, snatching crabs from hiding spots without direction from the octopus brain. But how each arm can tell what its grasping has remained a mystery. 
Now, researchers have identified specialized cells not seen in other animals that allow octopuses to taste with their arms. Embedded in the suckers, these cells enable the arms to do double duty of touch and taste by detecting…

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