Octopuses are among the smartest, most scientifically fascinating creatures in the ocean. They are also a culinary delicacy enjoyed around the world. At the nexus of these two facts lies an ethical conundrum: Should we be eating animals that appear to be sentient and offer exceptional insight into non-human intelligence?

If one answers yes, another question immediately arises. What is the most ethical way to consume highly intelligent animals that live in sensitive ecosystems? Should we fish them from their natural habitat, or farm them? Spanish seafood giant Nueva Pescanova has long argued that aquaculture reduces the impact of…

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