"Animal " by tgkuohttp://www.trailfire.com/tgkuo/trails/52762tgkuo/trails60Howstuffworks "How Animal Camouflage Works"http://www.trailfire.com/tgkuo/marks/179625Animal tgkuoSun, 02 Dec 2007 20:07:39 -0800trailfire:markId:179625