A seven-arm octopus was spotted in Monterey Bay in Nov. 6, 2025; the 'rarely seen' deep-sea octopus was spotted by ...

Deep under the sea, a real-life master of disguise lies in wait — take a look at the Mimic Octopus (Thaumoctopus mimicus), nature's ultimate chameleon. It can change shape to resemble many sea ...

Unprecedented numbers of the common octopus have been found in British waters this year, but what’s behind the rare ‘bloom’?

These five research-backed insights show why the octopus remains one of the most extraordinary minds in the animal kingdom.

Octopuses possess great problem-solving skills (such as opening jars and untying knots), and are champions of camouflaging.

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 ...

A submersible in the Pacific Ocean found a deep-sea creature with “long,” sucker-covered arms and discovered a new species, a study said. Screenshot from video shared via Tang, Zheng and Zhang (2025) ...

A British tourist accidentally touched one of the world’s deadliest sea animals while on vacation in the Philippines.