This course investigates the morphology, natural history, basic physiology and evolution of the major invertebrate animal taxa. These investigations will be accomplished through discussions of both textbooks and scientific literature. A major portion of this course will be centered on an independent research project designed and implemented by the student. This course includes both lecture and laboratory instruction. Prerequisite: BIO 120 or BIO 280 or permission of instructor. Corequisite BIO 309