Photos by Joel Sartore joelsartore | Happy World Orangutan Day! Two orangutan babies cling to one another tamansafariid. Ayu (whose fur is slightly darker) is a Bornean orangutan, while D.J. is a Sumatran orangutan. To catch another glimpse of this adorable duo, follow me joelsartore . #orangutan #babies #borneo #PhotoArk #savetogether