Lurking in the ocean's twilight zone - an area between 650 and 3,000 feet below the surface where light rarely reaches - is the seven-arm octopus (Haliphron atlanticus). Also known as the septopus, ...

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 ...

Learn more about the chemical compound oleamide that leaks from plastic pollution and changes octopus meal preferences.