Explore the reasons and need for import controls on live organisms How do you define an exotic pest? This museum quality display uses 10 plant and 5 insect specimens to help you explain to your students why these organisms are considered pests. Contains Shepherd's Purse, Dame's Violet, Gypsy Moth and the Colorado and Japanese Beetles plus 10 more!. A great way to teach your students about the reasons and the need for import controls on live organisms. Includes: guide sheet.