A video shows a diver in Indonesia spending an entire dive convincing a tiny coconut octopus to swap its plastic cup home for a proper shell.

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.

One pint-sized ocean rescue has been stealing hearts online for nearly a decade — and may even have the power to change how you think about plastic pollution. In a YouTube video that has racked up ...

One hurricane and several feet of storm surge later, the Bailey-Matthews National Shell Museum and Aquarium in Sanibel has been focused on cleaning up and reopening. But museum staff have also been ...

Argonauta Argo is an octopus but not quite the typical one. Even the sound of its name suggests that it is more intriguing than you would expect. The female species can create a protective shell for ...

A shellfish caught by a fisherman in Suruga Bay, Japan, was not what it first appeared, according to Storyful Video shows an octopus emerge from a shell and then leap off the side of a boat to return ...