Watch an octopus reveal a startling ability. http://www.pbs.org/wnet/nature/octopus/media_players_blue/shark_hi.html A new age of ocean exploration is lifting the veil of mystery shrouding a creature of legend -- the octopus. Dreaded by sailors through the ages, this other-worldly looking denizen of the seas is surrendering the astonishing secrets that have brought it almost mythical status