The Descent of Man

Published to honor the anniversary of Darwin's 200th birthday, these prime excerpts from the great naturalist's landmark work build on the evolutionary concepts introduced in On the Origin of Species. The earlier work provided a basic exposition of Darwinian theory. The Descent of Man, published a dozen years later, asserts that humans are the descendants of apes, which were descended from even more primitive creatures.

This fascinating treatise on evolutionary psychology explores the two de...