Octopus fossils are rare ... The word is Greek for “head-foot” and refers to their weird anatomy, by which their arms are attached directly to one side of their head while their “torso ...

10. Not having a skeleton has some advantages for the octopus. Having no skeleton or shell is unusual for an animal with the size and complexity of an octopus. Their make-up does make them more ...

It is free of wires, batteries, and any hard material—like its namesake, the octopus, which has no internal skeleton. A Harvard University research team led by engineering professors Robert Wood ...