People search for and observe insects and birds during night at the Xishuangbanna Tropical Botanical Garden of the Chinese Academy of Sciences in Xishuangbanna Dai Autonomous Prefecture, Southwest China's Yunnan Province on May 10, 2024. The botanical garden, serving for scientific research, species conservation, and public education, houses over 13,000 living plant species, making it the world's most diverse outdoor plant conservation facility. Photos: Li Hao/GT