This brief and specialized book is designed for general non-major biology courses and includes a brief history of evolutionary thought, ciroevolutionary processes, specialtion, and macroevolution. EVOLUTION OF LIFE covers Unit III: Principles of Evolution from BIOLOGY:THE UNITY AND DIVERSITY OF LIFE, 11th Edition.For the 11th edition of BIOLOGY: UNITY AND DIVERSITY OF LIFE, Cecie Starr and Ralph Taggart made it their goal to "solve" some of the toughest Introductory Biology course challenges. We introduce a new issues-oriented approach with engages students in current, motivating biological topics; a built-in cross-referencing system for key topics; and, most importantly, time-saving media resources for instructors.