Interest is growing in the application of evolutionary and genetic behavioral ecological theory to problems of human lifetimes age specific fertility and mortality, population growth, and emerging population-environment interactions. An understanding of human evolution, particularly the effects of e...

Evolution is the complex process by which living organisms originated on earth and have been changed and modified through changes in form and function. The earliest known fossil organisms are single-celled forms that are kind of similar to modern bacteria, which date back from about 3.4 billion year...