[Behavior & Cognition] Octopuses Can Taste You With Their Arms. Here's How That's Possible

[octobot]

From Science Alert:

... in cephalopod ink, and 'warning' chemicals emitted by potentially toxic prey. "This is highly useful for the octopus to detect prey hidden within seafloor ... that other cephalopods like squid do not appear to use their suckers to taste ...

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