This nonfiction book about otters from the series Awesome Animal Powers provides a general overview about otters. Each two page spread has 1-2 paragraphs of text and then a full page picture. Even though the cover says tool users, this was only briefly covered. The other topics covered in the book are where they live, what they look like, what they eat and their future. There are many informational text features used including text boxes, diagrams, captions, color words, glossary and index. An online resource from abdobooklinks offers more information on the topic.