The Carnarvon Flapjack Octopus is a small, soft-bodied deep-sea species that reaches about 4 centimeters across. A new ...

Octopuses are fascinating sea creatures. Some species have unique features. The blue-ringed octopus has striking blue rings. The dumbo octopus lives d ...

Discover amazing octopus facts from tool use to camouflage that reveal why they are among the smartest creatures in the ocean ...

It may have looked like the octopus was going in for a "hug" but something much more fascinating was taking place.

An octopus named Ghost will tend to her eggs that will never hatch, a California aquarium said. Screengrab from @Aquariumpacific on Instagram. A dying octopus will devote the rest of her life to ...

Introducing a remarkable new octopus species that showcases surprising intelligence and behavior.

Species 64 has only had a few appearances so far in Alien: Earth, but you'd be hard-pressed to forget any of them. It's a ...

A collaboration between biology buffs, climate wonks, zoology nerds and glaciology gurus solved a crucial 50-year mystery.

Two stunned divers have spoken about the ‘crazy’ moment the world’s largest species of octopus came out to play with them before taking a selfie. 35-year-old Canadian Chris Mullen was scuba diving off ...

Indigenous and Western scientists are working together to uncover biodiversity in the icy deep. They're getting some ...

When veteran fisherman Brian Tapper checked his 1,200 crab pots in waters off southwest England during this year's crabbing season, he got a series of unwelcome surprises.

Scientists studying an explosion in octopus numbers in waters off the Channel Islands and south-west England want members of ...