Rebirth of 'snow mountain elves'

Dubbed "elves of the snow mountain", the Yunnan snub-nosed monkey lives at the highest altitude that any primate (apart from human) can survive and was once on the verge of extinction.
After decades of preservation efforts, its total population is estimated to number in the few thousands. How were the monkeys rediscovered? What changes were made to help their population recover?
Follow French travel vlogger Yannick Benichou to meet the legendary creatures in person and find the answers to these questions - and many more.