The complex biology of an octopus shines through as a brief snippet displays its unique ability to camouflage in water.

One of them is the eight-limbed, soft-bodied mollusk, octopus. Interestingly, a new National Geographic documentary series titled Secrets of the Octopus delves into the enchanting world of these ...

While the bite from a venomous blue-lined octopus (Hapalochlaena fasciata) can result in a painful, potentially life-or-death emergency for humans, new research indicates it’s part of everyday ...

But while other octopus species have evolved longer mating arms that allow them to maintain a safe distance during copulation and avoid this fate, blue-lined octopuses have a comparatively short ...

Their findings, published Monday in the journal Current Biology, indicate that octopus has one of the oldest known animal sex chromosomes, one that has likely been around since before the creatures ...