Biology and What a hide and seek game!!

When marine biologist Roger Hanlon captured the first scene in this video he started screaming. (If you need to see it again, here’s the raw footage.) Hanlon, senior scientist at the Marine Biological Laboratory in Woods Hole, studies camouflage in cephalopods--squid, cuttlefish and octopus. They are masters of optical illusion. music by DjCode, Best of Breitband, footage courtesy of roger hanlon, produced by flora lichtman . Source: NPR