Kunming City, nestled in the scenic landscapes of southwest China's Yunnan Province, has established itself as a captivating sanctuary for migratory black-headed gulls, enchanting nature enthusiasts for over three decades. With the period between November and March being the prime season for bird-watching, visitors can revel in the radiant sunshine while delighting in the mesmerizing spectacle of these graceful birds. As the month of March arrives, signaling the advent of spring, the gulls bid farewell to Kunming, embarking on their remarkable journey back to their northern habitats.