July marks the beginning of the best season of the year on the Zhegu Grassland in western China. The vegetation here is plentiful and lush, whilst the nearby mountains present a striking contrast. In the freezing cold and rarefied air 5,000 meters above sea level, greenery is sparse. In this unforgiving environment of frigid temperatures and harsh sunlight, one particularly hardy species does thrive. These herbivores range in herds across the deserted valleys. Unique to the Qinghai-Tibet Plateau, they are Tibetan wild asses.

About 'Journeys in Nature': Unexplored Land

"Unexplored Land" travels from the Qinling Mountains in northwest China's Shaanxi Province to southwest China's Yunnan Province, from the Changbai Mountains in northeast China to Jiangsu Province in east China. The stories offer an insight into the life of many unique species in China. A huge quantity of priceless footage was obtained through many hours of patient waiting and tracking in the field. Stay tuned!

For more:

Unexplored Land Ep1: The 10-Million-Year-Old Migration

Unexplored Land Ep2: This monkey with crimson lips is a highland star

Unexplored Land Ep. 3: Here comes the 'queen of the rainforest'

(Cover image is a video screenshot; video shot by the CGTN Nature film crew)

(If you have specific expertise and want to contribute, or if you have a topic of interest that you'd like to share with us, please email us at nature@cgtn.com.)