How do octopuses mate in the dark? A new study shows how the hectocotylus arm uses progesterone receptors to "taste" for a mate.

With their quick-change camouflage and high level of intelligence, it’s not surprising that the public and scientific experts alike are fascinated by octopuses. Their abilities to recognize faces, ...

Source: National Marine Sanctuaries, via Wikimedia Commons. Public domain. In a new study, researchers from the University of Queensland used advanced magnetic resonance imaging (MRI) scans to ...

Did you know octopuses are highly intelligent animals with the ability to problem-solve complex puzzles – and even change color? They have three hearts and blue blood, helping them survive in deep ...