This is one of the rates apes. It was only described in 2017!!! It is critically endangered at IUCN and in Appendix I of CITES.
They are endemic to the Tapanuli district of northwestern Sumatra. It has the smallest geographic range of all the great apes.
They are threatened by Illegal logging and forests conversion to agriculture. A proposed hydroelectric project will basically destroy most of its habitat. The slaughter by the conflict of humans and crops; the illegal trade in baby orangutan.
A habitat conservation plan is urgently required, as well as the immediate resolution of conflicts between rural towns and orangutans.