A new study led by researchers at ºÚÁÏÍø and Michigan State University finds that populations of lady beetles, important natural predators of crop pests, have declined substantially over the past three decades in a Midwestern agricultural landscape. The research, published in PNAS Nexus, analyzed 31 years of insect monitoring data collected at the Kellogg Biological Station Long-Term Ecological Research Site (KSB LTER) in southwestern Michigan. Across that period, the overall lady beetle community declined by 39 percent. Native species experienced the steepest losses, declining ...