Filmed deep off California, a rarely seen seven-arm octopus emerges from ocean darkness, revealing surprising size, unusual feeding habits, and how much of the deep sea remains unexplored by ...

Arm Octopus' was spotted near Monterey Bay, USA. Seen only four times in 40 years, it continues to baffle scientists ...

A mother octopus broods her eggs near a small outcrop of rock unofficially called El Dorado Hill. When a female octopus broods (which can be a timespan of multiple years), she does not eat and dies ...

An Octopus cyanea hunts with a blacktip grouper on one side and a blue goatfish on the other. Octopuses don’t always hunt alone — but their partners aren’t who you’d expect. A new study shows that ...

A stranded octopus gets a helping hand back to the ocean and takes the time to "high five" the rescuer. What really happened?

The creature, also known as septopus, was found in fragments along the Ythan estuary near Forvie National Nature Reserve, ...

WASHINGTON – The octopus already is an oddball of the ocean. Now biologists have rediscovered a species of that eight-arm sea creature that’s even stranger and shares some of our social and mating ...

Scientists captured rare footage of the seven-arm octopus, revealing its mysterious behavior and its role in deep-sea ecosystems.

The octopuses eat the tissues in the jellyfish's body, or bell, and then pull the prey's stinging tentacles along behind them ...

An image shared online in December 2025 was an authentic drone picture of a gargantuan octopus spotted in the Gulf of Mexico.

HONOLULU – Scientists say they have discovered what might be a new species of octopus while searching the Pacific Ocean floor near the Hawaiian Islands. On Feb. 27, a team found a small light-colored ...

The video received over eight million views and over one million likes. The blue-ringed octopus has "enough venom to kill 26 adult humans within minutes." Visit Insider's homepage for more stories. A ...