Preface Acknowledgments Part I: In the Beginning: Everything Evolves, and Earth Is Very Old 1. Everything Evolves and Changes: Discovery of the Evolving Universe 2. The Abyss of Time: The Immense Age of the Earth Part II: Darwin's Evidence for Evolution 3. Evolution in Action: Transformation in Real Time 4. Our Common Body Plan: Homology 5. Ontogeny Recapitulates Phylogeny: Evidence in Embryos 6. The Sinking of Noah's Ark: Biogeography 7. The Branching Tree of Life: Phylogeny 8.

The Case of the Cruel Wasps: Nature Is Not Moral 9. Jury-Rigged Contrivances: Nature Is Not Optimally Designed Part III: Great Transitions in the History of Life 10. A Whale of a Tale: Vestigial Organs and Walking Whales 11. Invasion of the Land: Amphibians Crawl Out of the Water 12. Missing Links Found: Macroevolution and Transitional Fossils 13. Birds with Teeth: The Dinosaurs Among Us 14. A Horse! A Horse! My Kingdom for a Horse! The Evolution of Equines 15. How the Giraffe Got Its Neck: Lamarck, Darwin, and the Left Recurrent Laryngeal Nerve 16.

How the Elephant Got Its Trunk: The Evolution of the Proboscideans Part IV: Eyes and Genes 17. A Warm Little Pond: How Did Life Originate? 18. Genetic Junkyard: Most of Our DNA Is Useless 19. Legs on Their Heads: Homeotic Mutants and Evo-Devo 20. The Eyes Have It: The Evolution of Photoreception Part V: Humans and Evolution 21. A Tinkerer, Not an Engineer: Are Humans Well Designed? 22. The Third Chimpanzee: Are We Really 99 Percent the Same? 23. The Ape's Reflection: Are Humans Really That Different from Other Animals? 24.

Bones of Our Ancestors: The Human Fossil Record 25. The Once and Future Human: Are Humans Still Evolving? Index.