Butterflies and moths have lived on Earth for millions of years. About 18,000–20,000 kinds of butterflies and more than ten times as many kinds of moths have been identified by scientists. Follow the journey of a caterpillar as it turns into a butterfly, learn how to spot the difference between a moth and a butterfly, and find out about many different types of butterflies and moths and their habitats, camouflages, and life spans. All brought to life with gorgeous large-size, full-color photographs. Features: * full-color photographs * a glossary of terms * index * websites for additional research * link to a butterfly field guide on Seymour Simon’s completely refurbished website, www.seymoursimon.com * all content vetted by researchers at the American Museum of Natural History   Seymour’s newly revamped website, www.seymoursimon.com, is an extraordinarily rich author site, which includes: • in-depth Teacher Guides for each of his 26 Collins/Smithsonian books • a searchable database of books with links to publisher websites and retailers • editorial reviews • video trailers for his new books • free downloads • games • contest based on the Collins/Smithsonian Gorillas book for which the prize is a classroom SKYPE session with Seymour Simon Seymour Simon has a mobile app for his newly updated Science Dictionary as well as a Seymour Science to Go mobile app and is publishing two original e-books: Fun Facts about Pets and Silly Dinosaur Riddles with illustrator Dennis Kendrick. And his title Global Warming was named an NSTA/CBC Outstanding Science Book of the Year.