The voyage of the Beagle : journal of researches into the natural history and geology of the countries visited during the voyage of HMS Beagle round the world, under the command of Captain Fitz Roy, RN

This journal takes the reader from the coasts and interiors of South America to the South Sea Islands. It displays Darwin's speculative mind at work, posing searching questions about the complex relations between the Earth's structure, animal forms, anthropology and the origins of life itself.