New Scientist Breaking News - Camouflaged octopuses 'walk' on two tentacles

New Scientist Breaking News - Camouflaged octopuses 'walk' on two tentacles
Check out the video of these two different octopuses walking on the ocean floor using only 2 of it's 8 tentacles. Both species use different strategies, but it appears that the purpose (camoflage) is the reason both use it. Apparently this is never before observed behavior.