Scientists are studying how the argonaut octopus evolved the ability to produce a floating shell-like structure to care for its offspring. By Sofia Quaglia Argonauta Argo is not a typical octopus.

A video taken during a dive in Lembeh Strait, Indonesia, shows an aggressive coconut octopus walking across the ocean floor with the bivalve shell it uses for protection and lurching at the person ...

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, ...