In the last 27 years, there have only been 3 sightings of this mysterious octopus. Little was known ... came upon a female with the remnants of a jellyfish caught among her tentacles.

The largest octopus is the giant Pacific octopus. As its name suggests, the Giant Pacific Octopus lives in the North Pacific Ocean. Bigger octopuses generally tend to live longer than smaller ...

Another unusual aspect of the blanket octopus: It’s immune to the stinging cells of the highly dangerous (to humans at least) jellyfish, the Portuguese man-of-war, which it uses to its advantage ...

Though a landlubber may say the robots look more like a stumpy octopus than a jellyfish, according to the paper the shape is actually most similar to a juvenile “ephyra stage” moon jellyfish ...