Footage shows paper nautilus moving its tentacles from inside its shell and gazing through one of its eyes.

A new paper in Genome Biology and Evolution indicates that a type of octopus appears to have evolved independently to develop something resembling a shell, despite having lost the genetic code that ...

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 ...

Octopuses are an extremely diverse group of sea life. With roughly 300 species in total, there are many octopus species that are unfamiliar to most people. One example is the argonaut, a type of ...