Striking photos show 14 animals as they grow and transform in this stunning introduction to life cycles for preschoolers. Striking photos show 14 animals as they grow and transform in this stunning introduction to life cycles for preschoolers. Readers follow along as a caterpillar transforms into a butterfly, a tadpole into a frog, and egg into a chicken. This engaging and accessible look at natural science introduces young children to the stages of growth for a diverse variety of animals. The bright, clean layout makes it easy for kids to follow along, while the paneled photographs allow readers an up-close look at each stage of development. Perfect for children curious about the world around them. Shelley Rotner, a National Geographic photographer and prolific children's author, applies her trained eye for crisp colors and details in this latest book for young readers.