LANGURS, Presbytis Sarawak Langur: Introduction Date: October 10, 2018Author: uluulublog 0 Comments ABOVE: The illustration shows a red morph Sarawak Langur Presbytis chrysomelas. This morph is restricted to the peat swamp forest of Maludam National Park in Sarawak which means that it is one of the rarest primates in the world Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading…