The Stick insect is so called because it looks like a stick. It is same colour as a stick and when very still on a branch it is almost impossible to spot. One of the most efficient natural camouflages on Earth. Stick insect species, often called walking sticks. Females are normally larger than males.
Phobaeticus kirbyi of Borneo -This giant measures over 21 inches. With legs extended, making it one of the longest insect in the world.