Introduction to systems, problems, and current topics of the insect world. Examines relationships of insects to woody plants, other animals, their environment, and each other. Systematically and integratively examines pests of functional plant parts. Selected topics: insect structure and function, adapted features, IPM, control techniques, and insects and their impacts in a variety of ecosystems. Course is divided into 3 modules: concepts of insect biology and management [2 credits; required of all students], interactions in three landscape ecosystems: aquatic, forest, and agricultural [1 credit; optional], and lab, emphasizing identification of insects and field trips [1 credit; optional]. Students select module 1 only for 2 credits, modules 1 and 2 only for 3 credits, or modules 1, 2, and 3 for 4 credits.