This octopus can actually run across the seabed while keeping its disguise intact. Check out the video link - remarkable stuff

. Its the sort of thing that you would convince you that you were narked. In fact I am sure I have seen a piece of seaweed running across the seafloor in Sussex just like that once
http://news.com.com/Octopuses+runnin...ml?tag=nefd.ac
Cheers, Ant