Tibetan antelopes gallop in the snowfield at the Qiangtang National Nature Reserve in the northern part of Southwest China's Xizang autonomous region, May 8, 2024. [Xinhua/Jiang Fan]

LHASA-- Pregnant Tibetan antelopes have begun their annual migration to their habitual birth grounds at the Qiangtang National Nature Reserve in the northern part of Southwest China's Xizang autonomous region.

Pregnant Tibetan antelopes migrate to their habitual birth grounds at the Qiangtang National Nature Reserve in the northern part of Southwest China's Xizang autonomous region, May 12, 2024. [Xinhua/Jiang Fan]

Tibetan antelopes walk over the top of a hill at the Qiangtang National Nature Reserve in the northern part of Southwest China's Xizang autonomous region, May 10, 2024. [Xinhua/Jiang Fan]

A drone photo taken on May 10, 2024 shows pregnant Tibetan antelopes migrating to their habitual birth grounds at the Qiangtang National Nature Reserve in the northern part of Southwest China's Xizang autonomous region. [Xinhua/Tenzin Nyida]

A drone photo taken on May 10, 2024 shows pregnant Tibetan antelopes migrating to their habitual birth grounds at the Qiangtang National Nature Reserve in the northern part of Southwest China's Xizang autonomous region. [Xinhua/Jiang Fan]