Tibetan antelopes pass through the Qinghai-Tibet Highway to return to their habitat in northwest China's Qinghai Province, July 28, 2023. Every year, tens of thousands of pregnant Tibetan antelopes start their migration to Hoh Xil in around May to give birth, leaving with their offspring in late July. Zonag Lake at the heart of Hoh Xil is known as the "delivery room" for the species. Some Tibetan antelopes among them return to their habitats through the Qinghai-Tibet Highway. According to the Hoh Xil management office under the management bureau of Sanjiangyuan National Park, more than 300 Tibetan antelopes have passed through the Qinghai-Tibet Highway, the homebound migration of Tibetan antelopes has entered its peak period. Photo:Xinhua

Tibetan antelopes pass through the Qinghai-Tibet Highway to return to their habitat in northwest China's Qinghai Province, July 28, 2023. Photo:Xinhua

Tibetan antelopes pass through the Qinghai-Tibet Highway to return to their habitat in northwest China's Qinghai Province, July 28, 2023. Photo:Xinhua

Tibetan antelopes pass through the Qinghai-Tibet Highway to return to their habitat in northwest China's Qinghai Province, July 28, 2023. Photo:Xinhua

Tibetan antelopes pass through the Qinghai-Tibet Highway to return to their habitat in northwest China's Qinghai Province, July 28, 2023. Photo:Xinhua

Tibetan antelopes pass through the Qinghai-Tibet Highway to return to their habitat in northwest China's Qinghai Province, July 28, 2023. Photo:Xinhua