books.google.com - The twentieth century's conceptual separation of the process of evolution (changes in a population as its members reproduce and die) from the process of development (changes in an organism over the course of its life) allowed scientists to study evolution without bogging down in the "messy details" of...http://books.google.com/books/about/Integrating_evolution_and_development.html?id=0g-qauoBzxwC&utm_source=gb-gplus-shareIntegrating evolution and development