History of Life

The origin of life Earth's earliest life Sex and nuclei: eukaryotes The evolution of animals Life in a changing world Paleoclimate and evolution The early vertebrates Leaving the water Amphibians and reptiles Reptiles and thermoregulation The Triassic takeover Dinosaurs The evolution of flight The origin of mammals Marine reptiles Why flowers are beautiful The end of the dinosaurs Cenozoic guilds and trends Geography and evolution Primates Evolving toward humans Humans and the Ice Age