A spectacularly illustrated, comprehensive guide to the prehistoric world and the plants and animals that lived there provides in-depth discussions of early Earth's climates and conditions, and the life forms that flourished and floundered throughout each era. Reprint.
Discover 400 million years of life - from jawless fish to the Allosaurus and giant sloths, to the dawn of mankind. The book is organized into four easy-to-use sections, with a comprehensive reference section explaining how to find, study and date fossils.