IF YOU are using your arms to disguise yourself as a coconut, how do you flee without being detected? The answer, when you have eight arms, is to use six for camouflage and two to walk across on the sea floor.
This extraordinary behaviour has been spotted for the first time in two species of octopus by Christine Huffard’s team from the University of California, Berkeley. Defying the notion that you need muscles attached to a rigid skeleton for bipedal motion, the octopuses walked across the seabed using the strong, flexible muscles in their back arms when pursued by camera-wielding…
