Where's The Octopus? When marine biologist Roger Hanlon captured the first scene in this video, he started screaming. Hanlon studies camouflage in cephalopods -- squid, cuttlefish and octopus -- who are masters of optical illusion.
Octopuses have 2 eyes and 4 pairs of arms and are bilaterally symmetric. An octopus has a hard beak, with its mouth at the center point of the arms. Octopus lack an internal or external skeleton allowing them to squeeze through tight places. Octopuses are