Children will be fascinated by the many different ways in which animals grow and change from the time they are embryos to the time they are adults. Detailed diagrams and colorful photographs help explain in a simple way the life cycles of mammals, birds, snakes, lizards, fish, frogs, insects, spiders, and worms. Nature's Change is a Bobbie Kalman series that clearly explains the concepts of change, such as metamorphosis, to young children. This unique series presents complex information in straight-forward language and in a logical sequence. Each title in the Nature's Changes series features large photographs and colorful illustrations. The books in this series are sure to become favorites!