Why are orang-utans so like us?
By Elaine Morgan Read our related editorial: We stand to lose that most human of apes OF THE three great apes – orang-utans, gorillas and chimpanzees – orang-utans have always proved the most difficult to study in the wild. Reaching their habitat is arduous and dangerous because of the humidity and the heat, and the terrain they favour is often infested with leeches, mosquitoes, snakes, crocodiles, and in Sumatra, tigers. When researchers finally arrived, they found solitary animals, high up in the forest canopy, screened from the ground by dense vegetation, and seldom descending. In the wild,