Dogs are beloved members of many families around the world, but how much do young readers really know about how they live and grow? With the help of clear and concise text and fun fact boxes, they discover essential details about dogs at every stage of their life cycle. From puppies to older dogs, full-color photographs show these adorable pets in action, and detailed diagrams with helpful labels break down the life cycle of man's best friend. This introduction to an important beginner biology topic is sure to charm even reluctant readers with its high-interest focus!