Even if you don’t care much for marine invertebrates, you gotta love Cephalopods. Squid, octopus, nautilus, cuttlefish, they have the stylish panache and quirky evolutionary innovations that other ...

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 ...

Ammonites are a tale of two textures. The prehistoric cephalopods were composed of fleshy soft tissue (the living bit of the animals) and hard external shells, which, according to a paper published ...

Researchers have described three new species of nautilus found in the Coral Sea and the South Pacific. The three species can be differentiated due to genetic structure, shell size and coloration, and ...