(CNN) -- Considered by biologists to be some of the most intelligent invertebrates, octopuses are normally playful and inquisitive. But an Australian geologist saw another side to the marine creatures ...

Octopuses are among the most neurologically complex invertebrates, famed for their extraordinary dexterity. Their eight arms ...

Wild octopus arm movements reveal extraordinary control, offering insights that may transform robotics design and lifesaving ...

The octopuses use different combinations of arm actions for hunting, crawling, or defending. Parachute attacks, grabbing food ...

To build their visual dictionary, the researchers examined two hours of video footage each of 25 wild octopuses in a variety ...

A new study has revealed the different behaviour of each arm of the octopus, thus highlighting the clarity and flexibility in ...