Instead of dwelling on the biological, physiological, or even the genetic aspects of our evolution, "Titans of the Forests" takes a completely different approach, which could be referred to as the unchartered and neglected field of macroevolution. Uniquely captivating, controversial, and very readable, it is the author's contention that we as a species were continuously forced to change our way of obtaining nourishment, or rather our various economies, in order to adapt to the ever-changing world. And as a result of this economic adaptation, our species would then and only then begin to...