The larva of Calindoea trifascialis (Thrydidae), a species of moth native to Vietnam, uses the sun to navigate to safe shady areas. The caterpillar spends its life wrapped in a leaf and actually jumps around to find safe areas to pupate. Read the rest of the article and watch the video here.
The leaf-wrapped leaping caterpillar.
Adult Calindoea trifascialis. (photo via BBC)