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The Beak of the Finch Chapter Summary & Analysis - Part 3, Chapter 19 Summary

Jonathan Weiner
This Study Guide consists of approximately 51 pages of chapter summaries, quotes, character analysis, themes, and more - everything you need to sharpen your knowledge of The Beak of the Finch.
This section contains 397 words
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Part 3, Chapter 19 Summary

Global changes are likely to change the finches of the Galapagos, global warming being the main culprit. However, all the toxins that are being, and have been, released into the atmosphere have also rapidly increased the evolutionary path of the world and its species.

During the industrial age, with smoke stacks filling the areas around them with black soot, animals in the vicinity changed, too. With the advent of environmental laws, the evolution reversed itself. It is seen all over the world.

In the Galapagos, where El Niso is effected by global warming, the finches could fuse together into a single species. Unless the reversal changes are dramatic, they may fuse beyond the chance for rapid reversal, and their divergence could take thousands of years. The Grants had never thought about the changes in the climate affecting their finches, but in the last two years...

(read more from the Part 3, Chapter 19 Summary)

This section contains 397 words
(approx. 2 pages at 300 words per page)
Purchase our The Beak of the Finch Study Guide
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The Beak of the Finch from BookRags and Gale's For Students Series. ©2005-2006 Thomson Gale, a part of the Thomson Corporation. All rights reserved.
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