In this book, early fluent readers will learn all about the world's smallest mammals, their characteristics and behaviors, and how they survive in the wild. Vivid, full-color photos and carefully leveled text engage young readers as they learn about tiny mammals and their effect on the world around them. A Take a Look! infographic compares body sizes of various bat species, fact boxes give size statistics, sidebars present interesting, supplementary information, an activity helps readers visualize how small these animals really are, and a chart compares the sizes of the animals noted in the book. Children can learn more about mammals using our safe search engine that provides relevant, age-appropriate websites. The World's Smallest Mammals also features reading tips for teachers and parents, a table of contents, a glossary, and an index. The World's Smallest Mammals is part of Jump!'s The World's Smallest Animals series.