What makes mammals mammals? How are they different from fish or insects? Join animal characters as they ask their neighbors questions about who they are. By the end of each narrative story, the main characters have learned the defining characteristics of their animal class. Translated into North American Spanish, humor draws elementary-aged readers into this illustrated life science lesson about animal diversity and classification. When young Betty the bumblebee hears Elijah the elephant complaining about insects, Betty sets out on a mission to find out what exactly an insect is. After interviewing other animals and learning about the characteristics of insects, Betty realizes that she too is an insect! Translated into North American Spanish, the humorous narrative and dialogue will draw elementary-aged readers into this brightly illustrated life science lesson about animal diversity and classification. Includes fact page and glossary.