Squid has a variety of camouflage techniques
University of Bristol
Squid uses dazzling camouflage to disguise itself while stalking its prey. The new video footage reveals more about dramatic imitation techniques, such as how to transform them into something that looks like a threatless object, such as leaves and corals.
“These are the masters, the hypnotists of the underwater world.” Matteo Santon At the University of Bristol, UK.
Squid can change color and texture within a second thanks to millions of pigment sacs…
Source: www.newscientist.com