Discusses the different types of prehistoric mammals we have discovered through fossils, their evolution and extinction, and related species that survive today
Gives information on what reptiles eat, where they live, and where they came from, as well as the similarities and differences between various types of reptiles
A narrative of Darwin's four-year, around-the-world voyage on HMS Beagle and his plant and animal observations, especially those on the Galapagos Islands, which resulted in his theory of evolution