Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

A swan is pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)

Swans are pictured in the Swan Spring Wetland Park in Yining County, northwest China's Xinjiang Uygur Autonomous Region, Jan. 8, 2025. (Xinhua/Du Juanjuan)