Order this book from Amazon.com The Birds of Northern Melanesia Ernst Mayr and Jared Diamond New York City: Oxford University Press, 2001 About the Book The most comprehensive study yet available of speciation in a rich fauna, composed of the 195 breeding land and fresh-water bird species of the Bismarck and Solomon Archipelagoes east of New Guinea. The result of 30 years of collaboration between evolutionary biologist Ernst Mayr and ecologist Jared Diamond, it includes famous examples of geographic variation discussed in textbooks of evolutionary biology.