Asian Longhorned Beetle (IMAGE) Penn State Caption Penn State researchers continue to focus on Asian longhorned beetles because the US Department of Agriculture's Animal and Plant Health Inspection Service has spent approximately $640 million to eradicate outbreaks of the wood-boring insect in four states, and eradication efforts continue in three states. Credit Charlie Mason/Penn State Usage Restrictions Non commercial use only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.