Core Points - The article discusses the temporary control measures implemented in Dongying, Shandong, to regulate drone activities during the peak migratory season for birds [1][3] - The control period spans from October 10 to December 31 for the autumn migration and from February 20 to April 30 for the spring migration [1] - The controlled area includes the entire Shandong Yellow River Delta National Nature Reserve and a 3-kilometer surrounding area [1] Summary by Sections Bird Migration and Observation - The best bird-watching period in Dongying's Yellow River Delta is from late October to April, with a high concentration of migratory birds such as the red-crowned crane, swans, and oriental white storks [3] Regulatory Measures - A notice was issued by Dongying's cultural and tourism department on November 12, outlining the temporary control of unmanned aerial vehicle (UAV) flights to ensure the safety of migratory birds [1] - The notice specifies that any UAV usage for scientific research during the control period must be approved by the nature reserve management according to relevant regulations [1]