Wonderful Life: The Burgess Shale and the Nature of History - Chapter 2, A Background for the Burgess Shale Summary & Analysis

This Study Guide consists of approximately 24 pages of chapter summaries, quotes, character analysis, themes, and more - everything you need to sharpen your knowledge of Wonderful Life.
This section contains 618 words
(approx. 2 pages at 400 words per page)
Buy the Wonderful Life: The Burgess Shale and the Nature of History Study Guide

Chapter 2, A Background for the Burgess Shale Summary and Analysis

The purpose of Chapter 2 is to prepare the reader for the tale of the Burgess Shale by providing her with the necessary background to understand the "drama" of the tale. Gould begins by explaining the way that paleontologists (and other scientists) divide up historical epochs. There are eras, which are composed of periods, which are themselves composed of epochs. The pre-multi-cellular-life era is known as the Precambrian Era and comprises the first 4 billion years of Earth's history. The boundary between the Paleozoic and Precambrian eras (570 million years ago) is marked by the "Cambrian explosion" or the diversity of life that arose from the first multi-cellular creatures. The Precambrian Era contains geological, non-biological time and the advent of single-celled life. The Burgess fauna follow the beginning of the Paleozoic Era...

(read more from the Chapter 2, A Background for the Burgess Shale Summary)

This section contains 618 words
(approx. 2 pages at 400 words per page)
Buy the Wonderful Life: The Burgess Shale and the Nature of History Study Guide
Copyrights
BookRags
Wonderful Life: The Burgess Shale and the Nature of History from BookRags. (c)2016 BookRags, Inc. All rights reserved.