Whether grilled, on sushin or mixed into stir fry or ceviche, there are many ways to consume octopus. But given their well-known, almost human-like intelligence, it begs the question: is it ethical to ...

It’s an octopus-eat-octopus world. Scientists have discovered that mating, male blue-lined octopuses will inject a powerful, ...

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 ...

Octopi and seagulls have an eat-or-be-eaten relationship; either one could easily be the predator or prey in the right situation. It’s common enough to see gulls snatching sea critters out of the ...

Jenny Evans / Getty Images Octopuses are capable of sophisticated tasks, from solving puzzles to decorating their dens to remembering people's faces. So when a company in Spain announced that it ...

For Ghost, a 45-pound octopus believed to be between 2 and 4 years old (the average lifespan for her species), it means ...