This stick insect spends its entire life trying to look like something else. These insects are relatively slow moving, so they rely on their camouflage to keep them safe. This is a giant prickly stick ...

Animals can use optical illusions or patterns to camouflage themselves. Spots or stripes can help zebras and leopards hide until they can escape danger. Stick insects use disguise to camouflage ...

To hide, stick insects - as the name suggests - evolved ... "There's different types of camouflage. The two main types are when something looks like the same background - that's called background ...

Some animals, however, take the art of camouflage to a higher level. Stick insects earn their name from the uncanny resemblance to twigs and branches, allowing them to remain undetected in bushes ...