The Song of the Dodo: Island Biogeography in an Age of Extinctions - Preston's Bell Summary & Analysis

David Quammen
This Study Guide consists of approximately 30 pages of chapter summaries, quotes, character analysis, themes, and more - everything you need to sharpen your knowledge of The Song of the Dodo.
This section contains 420 words
(approx. 2 pages at 400 words per page)
Buy The Song of the Dodo: Island Biogeography in an Age of Extinctions Study Guide

Preston's Bell Summary and Analysis

The relationship between the area of an ecological system and the number of species it supports is one that has been examined for many years, Quammen explains, with different conclusions. As it is related to island biogeography, the simplest explanation of the relationship is that the larger the island, the more species it can support.

This seems intuitive, Quammen writes, but it is more complicated than it first appears. He describes the observations of a biologist named Philip Darlington, who noticed that there seemed to be an approximate mathematical ratio between the area of an island and the number of species of related animals found on it. Darlington looked at amphibians and reptiles and noticed that an island of about four square miles had about 5 species from these groups. An island of ten times the size or forty square...

(read more from the Preston's Bell Summary)

This section contains 420 words
(approx. 2 pages at 400 words per page)
Buy The Song of the Dodo: Island Biogeography in an Age of Extinctions Study Guide
Copyrights
BookRags
The Song of the Dodo: Island Biogeography in an Age of Extinctions from BookRags. (c)2016 BookRags, Inc. All rights reserved.