Not just a book. It's a Burro Book.

Burro Books

Burro Books: Imprint of Children's Author Nancy Oswald

Insects in the Infield  is the first Burro Book published by  author, Nancy Oswald. Unlike Nancy's other novels  which are set around events in Colorado's history, Insect's in the Infield  is middle grade humor for ages 8 and up.  The book was originally conceived and written, for her stepson when and mailed chapter by chapter to him over a year's time.