What is the author's purpose for her extensive discussion of beetles in "The Thirsty Tree" She is showcasing a particularly good example of how ecological balance can be restored and maintained in the Amencan
Southwest
She is showcasing a particularly interesting example of poor planning of ecological maintenance in the American
Southwest
She wants to provide an example of how one form of wildlife can be used with another to extensively restore an
ecosystem
She wants to give a specific example of how interconnected the vanous tree, bird, and beetle species are, and show how
complicated their interactions become