When plants, animals, and humans die, what happens? Who are the decomposers and what is their role? Find out all about the insects that eat many things no other creature would dare touch, and why their existence is so vital to the health of Earth's ecosystems. Some of these amazing insects even help solve crime mysteries! This book supports NGSS standards. Readers will be able to develop a model to describe the movement of matter among plants, animals, decomposers, and the environment. Book jacket.