text: In February 2006 , an expedition led by Conservation International reported finding a population of the mammals as part of what they described as a `` Lost world '' of wildlife in the Foja Mountains of Papua Province , Indonesia .
simplified: In February of 2006 , an expedition led by Conservation International reported finding a population of the mammals as part of what they described as a `` Lost world '' of wildlife in the Foja Mountains of Papua Province , Indonesia .