It’s an octopus-eat-octopus world. Scientists have discovered that when mating, male blue-lined octopuses will inject a powerful, incapacitating neurotoxin into the hearts of female octopuses — to ...

Octopus mothers undertake an intense maternal journey. After laying thousands of eggs, they stop eating and dedicate ...

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 ...

Learn how octopuses use microbial signals to detect rotten food and unviable eggs.

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 wanted to commercially farm ...

Perhaps it’s time we stopped feeling quite so bad about eating octopus. Octopuses dine on other octopuses, too. And for the first time, that behavior has been caught on video in the common octopus in ...

Octopus behavior has captivated scientists and animal lovers alike; now, eating these animals alive is catching on in some U.S. restaurants, says... When I give public talks about animal intelligence ...