Group 1 - The article highlights the increasing presence of wildlife in Xinjiang's Tianshan Mountains due to ecological protection and grazing bans, with a notable sighting of a snow leopard [1][4] - In Gansu's Shandan Horse Farm, a diverse range of wildlife, including wild goats and white-tailed deer, has been observed, indicating a thriving ecosystem [6][10] - The Cao Fei Dian Wetland in Hebei is a crucial stopover for migratory birds, hosting nearly one million birds, including the critically endangered Oriental white stork [10][12] Group 2 - The ecological environment in the Shandan Horse Farm has improved significantly, providing ample food and safe habitats for wildlife due to increased ecological protection efforts [10][28] - In Shaanxi's Yulin, the number of migratory birds has reached nearly 40,000, showing a steady increase compared to previous years, thanks to ongoing ecological measures [17][19] - The Sanmenxia Yellow River Wetland has become a stable winter habitat for migratory birds, with the number of species increasing from over 120 to more than 150 in the past three years [28][23] Group 3 - The observation of 31 critically endangered white cranes in Jiangsu's Huai'an marks the first sighting in 14 years, emphasizing the importance of conservation efforts [30][34] - Recent footage captured three snow leopards crossing a road in Qinghai, reflecting the improved ecological conditions in the Qilian Mountains [35]