A fascination with unusual kangaroos has led an Australian couple on a 10-year journey in the remote jungles of Papua New Guinea.
The two zoologists have spent the past decade trying to save the critically endangered species of tree kangaroo, which had been hunted almost to extinction by locals whose menus included the animals.
Their numbers dwindled to fewer than 500 before Jim and Jean Thomas arrived and set up the Tenkile Alliance, to involve 50 villages in the conservation effort.
(WATCH the video or read the story from ABC.au)