life cycles

Describes the life cycle of butterflies and examines the different species of butterflies, what they look like, and other interesting facts.

Traces the life cycle of an earthworm from cocoon to adult, and includes information about earthworm anatomy, eating, tunneling, and earthworm watching.

Explores the life cycle of mammals, discussing how they are born, grow, and reproduce, and looking at adaptation, classification, and the habitats of mammals.

In photographs and brief text, presents the life cycle of the mosquito.

Simple text and photographs describe the life cycle, diet, behaviors, and physical characteristics of whales.

This book introduces "jumping spiders," spiders who leave their webs to search for prey, explaining their physical characteristics, their homes, and their behavior.

Photographs and text teach young readers about how ducklings grow from the time their mother builds her nest until they are ready to lay eggs of their own.

Follows two children as they raise butterflies from eggs, describing each step of the insect's life cycle.

Introduces students to the life cycle of a butterfly, showing how it begins life, grows, and reproduces.