Cuttlefish have a variety of camouflage techniquesUniversity of BristolCuttlefish use dazzling camouflage to disguise themselves while stalking their prey. New video footage reveals even more about their dramatic mimicry techniques, including how they transform to look like a non-threatening object such as a leaf or coral.These are masters, the hypnotists of the underwater world, says Matteo Santon at the University of Bristol, UK.Cuttlefish can change their colour and texture in less than a second thanks to millions of pigment sacs in