Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)
Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)
Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)
Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)
Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)
Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)
Swans rest in a river at Bayanbulak Grassland in Hejing county, Northwest China's Xinjiang Uygur autonomous region in January, 2020. The area is known as China's swan nature reserve.(Photo: China News Service/ Xiao Yonghao)