life cycles

Color photos fill this chronicle of a monarch butterfly's development from the egg to adulthood, which also includes a glossary, activities, and a list of related books and Web sites.

Illustrations and text introduce children to the life cycle of a brown rat, describing their behavior, physical characteristics, and diet.

Simple text describes what life is like for penguins living together in their colony on Antarctica.

Indicates the different stages in the life cycle of a butterfly.

Color photos fill this chronicle of a wood frog's development from the egg to adulthood, which also includes a glossary, activities, and a list of related books and Web sites.

Briefly describes the life cycle of a frog, in a text that incorporates phonics instruction.

Simple text and photographs introduce the concept of plant life cycles.

Photographs and easy-to-follow text explain the life cycle of a frog, describing how it hatches from an egg and grows from a tadpole into a frog.