Think you're good at hide and seek? There are creatures on Alien Planet Earth that have it down to a fine art. A camoflaged caterpillar, a melding mantis or a fox that's hard to find, these animals know how to disappear. Whether it's in snow, sea or forest these masters of disguise have a host of clever tricks. So who is the trickiest and who will take the title for the most extreme disguise? Join us as we find out.