Mammals are among the most familiar - and the most diverse - life-forms. Divided into six comprehensive volumes featuring more than 400 full-color photographs and illustrations, the new "Exploring the World of Mammals" set provides more than 100 informative articles describing in detail specific groups of mammals, such as bears, cats and dogs, and families of carnivores, herbivores, or omnivores. This engaging set illustrates key life-science principles while presenting thorough information on the mammals of the world, covering important topics such as anatomy and physiology, food ch.