William D. Bowman is Professor of Ecology and Evolutionary Biology and Director of the Mountain Research Station at the University of Colorado, Boulder.Sally D. Hacker is Professor of Integrative Biology at Oregon State University, Corvallis.

• 1. The Web of LifeUnit 1: Organisms and Their Environment2. The Physical Environment3. The Biosphere4. Coping with Environmental Variation: Temperature and Water5. Coping with Environmental Variation: EnergyUnit 2: Evolutionary Ecology6. Evolution and Ecology7. Life History8. Behavioral EcologyUnit 3: Populations9. Population Distribution and Abundance10. Population Dynamics11. Population Growth and RegulationUnit 4: Species Interactions12. Predation13. Parasitism14. Competition15. Mutualism and CommensalismUnit 5: Communities16. The Nature of Communities17. Change in Communities18. Biogeography19. Species Diversity in CommunitiesUnit 6: Ecosystems20. Production21. Energy Flow and Food Webs22. Nutrient Supply and CyclingUnit 7: Applied and Large-Scale Ecology23. Conservation Biology24. Landscape Ecology and Ecosystem Management25. Global EcologyAppendix: Some Metric Measurements Used in Ecology

Ecology is a well-structured and sufficiently detailed introductory exposure to the field of ecology, with excellent supporting materials to enable a quantitative understanding of the fundamentals of ecology.