A bird painting and photography exhibition, opened on Saturday in Lhasa, on the same day the Lhalu Wetland National Nature Reserve was recognized by the World Record Certification Agency (WRCA) as the world's highest-altitude urban natural wetland.

Through years of systematic protection and scientific management, the ecological functions of the Lhalu Wetland have continuously improved, biodiversity has increased, and ecological protection has developed in tandem with the improvement of local livelihoods, he said.

The vegetation coverage of the Lhalu Wetland has reached over 95 percent, making it a biological paradise nurturing 435 plant species, 167 bird species, and 80 insect species.

"It has become a warm haven for many migratory birds, such as the black-necked crane, to safely overwinter," he added.

In conjunction with the recognition, a Bird Painting and Photography Exhibition themed, "The Beauty of Feathers in Lhalu Wetland", opened in Lhasa the same day.