Core Points - The spring bird banding event at Cuihu National Urban Wetland Park concluded successfully, with a total of 865 instances of bird banding across 44 species from 19 families [1][3] - The most banded species was the Red-throated Flycatcher, with 354 instances, accounting for 41% of the total [1][3] - The event also marked the first banding of the Japanese Waxwing, contributing to the diversity of bird species recorded in the park [3][5] Summary by Categories - **Bird Banding Results** - A total of 865 instances of bird banding were recorded, involving 44 species from 19 families [1][3] - The Red-throated Flycatcher was the most frequently banded species, with 354 instances [1][3] - Other notable species included the Brown-headed Nuthatch with 133 instances and the Yellow-browed Warbler with 75 instances [1] - **Ecological Significance** - The banding event revealed a total of 106 recaptured birds, indicating ongoing research and monitoring efforts [3] - The discovery of the Japanese Waxwing highlights the improving ecological environment of the park, supporting a wider variety of bird species [3][5] - **Regulatory Developments** - A new local standard for bird banding techniques in Beijing, titled "Bird Banding Technical Regulations," was published and will be implemented on July 1, 2025 [7] - This standard aims to fill the technical gap in bird banding practices in the city and enhance wildlife protection management [7]

Group 1 - The article highlights the annual migration of the Beijing Swift, which travels approximately 16,000 kilometers from southern Africa to Beijing, showcasing its remarkable endurance and resilience [2][12][20] - The Beijing Swift is recognized as a cultural and ecological symbol of the city, with increasing attention and protection efforts contributing to its significance [3][7][14] - The swifts typically nest in the hidden spaces of ancient architecture, particularly in places like the Summer Palace, which provides ideal conditions for their breeding [14][16][20] Group 2 - Bird banding has been an important method for studying the migration patterns and behaviors of the Beijing Swift since the 1990s, with advancements in tracking technology enhancing research accuracy [21][27][29] - The banding process involves capturing the birds, measuring their physical data, and attaching identification rings, which allows researchers to track population changes and individual lifespans [23][25] - Recent upgrades to tracking devices, including light-sensitive locators and satellite trackers, have improved the precision of migration data collection [27][29][31]