If you’ve ever lost your phone in plain sight, you might just have something in common with the stick caterpillar. This tiny master of disguise doesn’t just look like a twig—it actually changes color to match its surroundings. In other words, nature has perfected the art of “blending in” so well that even a search party of birds can’t find dinner.

The Stick Caterpillar Is Peak Natural Camouflage