When a blanket octopus swims, it creates a kaleidoscope of colors twirling underwater. It’s a rainbow of beauty as it glides through the sea. It’s gorgeous, and it’s almost never seen by humans in ...

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 ...

Forget “sharknado” — this footage shows a new feat of nature. Researchers from the University of Aukland got a chance sighting of an octopus hitching a ride on the back of a shark, which they have ...

Octopuses are fascinating sea creatures. Some species have unique features. The blue-ringed octopus has striking blue rings. The dumbo octopus lives deep in the ocean. The coconut octopus uses shells ...

A new species of shape-shifting octopus has just been described by scientists in Australia. The tiny cephalopod grows only about 1.6 inches across, but it can survive more than half a mile beneath the ...