This text is not an encyclopedia of ecology, and it does not focus on descriptive ecology. Instead, it presents basic issues and theories, with emphasis on the cultivation of experimental techniques to answer ecological questions. The new edition adds material on conservation biology, community organization, and the integration of evolutionary and functional ecology. Annotation copyright Book News, Inc. Portland, Or. --This text refers to the Hardcover edition. From the Back CoverThis best-selling majors ecology book continues to present ecology as a series of problems for readers to critically analyze. No other text presents analytical, quantitative, and statistical ecological information in an equally accessible style. Reflecting the way ecologists actually practice, the book emphasizes the role of experiments in testing ecological ideas and discusses many contemporary and controversial problems related to distribution and abundance. Throughout the book, Krebs