An aerial drone photo shows rangers paying tribute in front of the monument of Norbu Yugyel, a heroic ranger who died in a fight against poaching in 2002, at the Changtang National Nature Reserve in Nyima county of Southwest China's Xizang autonomous region, May 10, 2024. [Xinhua/Jiang Fan]

NAGQU - Nyima county launched a two-week intensified patrol of the core areas of the Changtang National Nature Reserve, starting from May 7.

Located in the northern part of Xizang, the nature reserve is home to over 30 kinds of wild animals listed on China's national-level protection catalog, including Tibetan antelopes and wild yaks.

Rangers refuel their vehicle during patrol at the Changtang National Nature Reserve in Nyima county of Southwest China's Xizang autonomous region, May 9, 2024. [Xinhua/Tenzin Nyida]

Rangers patrol along the lakeside at the Changtang National Nature Reserve in Nyima county of Southwest China's Xizang autonomous region, May 7, 2024. [Xinhua/Tenzin Nyida]

A ranger feeds a rescued Tibetan gazelle at Norbu Yugyel wildlife protection station at the Changtang National Nature Reserve in Nyima county of Southwest China's Xizang autonomous region, May 7, 2024. [Xinhua/Jiang Fan]

A herd of Tibetan wild donkeys run past a ranger vehicle at the Changtang National Nature Reserve in Nyima county of Southwest China's Xizang autonomous region, May 9, 2024. [Xinhua/Jiang Fan]