Discover how caterpillars use bright colors and fake faces to deter predators. See how their amazing patterns help them blend in with surroundings such as leaves, tree trunks, and even bird poop! Learn why it's safe to touch a hickory horned devil, but not a puss moth caterpillar. And marvel at how these crawly creatures will someday take to the skies as graceful moths and butterflies.

Monarch butterfly migration is one of nature's great mysteries. How do monarchs manage to fly some 2,500 miles from Canada and the northern United States south to Mexico? How do they trace a route they've never flown and reach the same destination their ancestors once found?.

Describes the physical characteristics, behavior, and life cycle of butterflies and moths. Created in partnership with the American Museum of Natural History, it covers everything from biology to conservation. Readers can observe each stage of metamorphosis, watch butterflies feed in a tropical rainforest, follow monarchs on their long migration, and shadow scientists to see how they work with butterflies and moths.