leaf insect Phyllium giganteum. The Walking Leaf Insect is one of the most remarkable leaf mimics in the animal kingdom. It occurs from Southeast Asia to Australia. Leaf insects use camouflage to take on the appearance of leaves. They can be as long as 7 inches.
Looks like a snake, right? Nope. This little guy is actually a caterpillar. Deilephila elpenor, known as the Elephant Hawk-moth, is a large moth of the Sphingidae family. The species is found throughout Britain and Ireland. Its range extends across Europe, Russia, and into China, northern parts of the Indian subcontinent, Japan and Korea (though not Taiwan).