During World War II the Dutch military ship Abraham Crijnssen was trapped behind Japanese lines near Java and needed to withdraw to Australia. Its crew covered the deck of the ship with jungle foliage and traveled only at night, evading Japanese patrols by disguising the vessel as an island.

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9 Animals That Look Like Leaves

Mimicry, in which an organism resembles an unrelated species, is one of the great marvels of evolution. Leaf mimicry is an especially clever form of camouflage. For some animals, looking like a leaf serves as protection from hungry predators. For others, it is a useful way to wait in plain sight