Ages 6 to 12 years. A monarch born in the fall has two major challenges! In addition to metamorphosis, these butterflies fly 4,000 miles on a two-way migration trek! This book explains butterfly metamorphosis and migration in simple terms. The text is beautifully illustrated with photographs and art, making this book a joy to read. Topics include: where butterflies lay their eggs; the "eating machine" caterpillar; the transformation from pupa to chrysalis to butterfly; monarch migration; butterfly facts and activity suggestions; how to protect butterflies.