Caterpillars that masquerade as leaves or twigs, like this brimstone moth caterpillar (Opisthograptis luteolata), appear most effective at evading recognition by predators.
Ian_Redding/iStock/Getty Images Plus
Caterpillars that masquerade as leaves or twigs, like this brimstone moth caterpillar (Opisthograptis luteolata), appear most effective at evading recognition by predators.
Ian_Redding/iStock/Getty Images Plus