Book excerpt: From infestations of fleas and head lice to malaria-spreading mosquitoes and bacteria, a multitude of creatures live, eat, reproduce, and fulfill their life cycles...all on and inside our bodies! Filled with fascinating facts, Gross Body Invaders takes young readers on a voyage that will reveal our own bodies as habitats for a shocking array of organisms that both help and hurt us every day of our lives. Combining vivid, full-color microscope images and a controlled text, Gross Body Invaders is guaranteed to get young readers squirming to find out more about the world that is feeding and breeding within the dark, microscopic spaces of our bodies. Kids will also learn ways that they can get rid of harmful body invaders and treat the conditions that they cause.