
Human beings used to live up in the trees and may yet return there. There are a lot of reasons why we might want to go back into the crowns of trees and live among the leaves. It might be a little uncomfortable up there, but it would also be a fantastic experience.
Our ancestors climbed down from the trees about five million years ago. Some researchers believe that this happened as a result of growing animosity between the Ardipithecus species and their larger, more predatory cousins the chimpanzees, which were able to jump from branch to branch, but moved across flatlands more awkwardly. Today’s monkey species probably rue not following in the footsteps of human beings and coming down to earth. Yet in spite of the total success humanity has made of making solid ground its home, we probably still have some nostalgic sense of wanting to return to the good old days of lounging in the shade of leaves for hours upon end. Human