simson: if they kill 1,000,0, 60 per year, that's the end of the rhrhinos in namibiaia, actu. narrator: the black rhino's twin threats, poaching and drought. narrator: namibia, southwest africa. its landscapes, mostly uninhabited, haven't changed in millions of years. hollywood movies have filmed these mountains to depict pre-historic life. talking of pre-historic, there's an animal that traces back to those times still living in this area, but it's endangered. and in the semi-desert wilderness of northwest namibia's kunene region, it's not easy to track down. simson: that's where he was walking. that's the spore. see 3 toes. narrator: meet simson uri-khob. he's head of the save the rhino trust. simson: i lovove my work. t th's why i am here all the time.. narrator: simson is a legend in rhino conservation. he started repairing cars for the save the rhino trust before working his way up, becoming a tracker and studying conservation biology. simson: this one young calf, he will run. bloody run off. narrator: today, though, we missed what we're looking for, a black rhino,o, a sp