 
 A Sumatran tiger attacked and killed a sixth member of the party after they accidentally killed a cub
 
 They are trapped up a tree in Gunung Leuser National Park, north Sumatra, Indonesia
 
 Just 1lb of agar wood can fetch up to £175, resulting in villagers risking their lives to enter the jungles of the Gunung Leuser National Park where tigers and dangerous elephants roam (stock image)