What do ladybugs usually eat? Mainly they feed on other insects that are harmful to farmers' crops. In fact, some farmers have put ladybugs in their fields to protect their fruits and vegetables from other insects. These are just some of the surprising facts children will discover as they explore the fascinating world of these helpful creatures. Large, eye-popping photos and clear, grade-appropriate text will engage emergent readers as they learn about the natural habitat, physical characteristics, diet, and behavior of this unique invertebrate.