The exhibit (which is not very pretty) is a circle. The area in the middle (left half in this photo) is caged off to protect mature trees. The ape area is a circle around that center.
The exhibit (which is not very pretty) is a circle. The area in the middle (left half in this photo) is caged off to protect mature trees. The ape area is a circle around that center.
The link below shows the orangutan exhibit from another angle, and Arizona Docent is correct in regards to the donut-shape of the enclosure. There are many trees in the vicinity, but none of them are within the habitat.