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In captivity, they've learned to solve puzzles and open screw-top jars. "Octopuses are pretty good at sophisticated kinds of learning, but how good it’s hard to say, in part because they’re so hard to experiment on. You get a small amount of animals in the lab and some of them refuse to do anything you want them to do – they’re just too unruly."
Alien intelligence: the extraordinary minds of octopuses and other cephalopods
After a startling encounter with a cuttlefish, Australian philosopher Peter Godfrey-Smith set out to explore the mysterious lives of cephalopods. He was left asking: why do…