Orangutan Sits In Same Spot For Days, Then Caretaker Finds Out Why

The Vet’s Theory

“The gibbon enclosure is located right next to the orangutan one,” the vet began, pointing toward the layout on the monitor.

“There are branches and small trees that hang over the barrier. And some of the gibbons were pregnant recently, correct?” He looked at Rosa and Ben, waiting for confirmation of his observation.