[roganp]

This. The cuttlefish (a relative) changes the color of it's skin and texture to hide from hunters/prey. If you have not seen this video, prepare to be amazed: https://www.youtube.com/watch?v=PmDTtkZlMwM

Also, the cuttlefish: http://www.pbs.org/wgbh/nova/camo/anat-nf.html