Octopuses can open jars, use tools, solve puzzles and even recognize individual human faces staring back at them through aquarium glass. Should they serve as menu items, too? Whether stuffed into ...

If you’re lucky enough to see a shallow-water octopus bedding down in a craggy nook off the coast of Okinawa Island — and you have the patience to wait about an hour after it falls asleep — you might ...