Lin Hsien-tang, who has seen up to a dozen crested serpent eagles at one of these "socials," explains that such get-togethers are once-a-year occasions, with the express purpose of choosing a mate.
相親儀式「大冠鷲的舞會時間到了，」曾經同時看到十幾隻大冠鷲舉辦「團康活動」的林顯堂解釋，大冠鷲群聚，是一年一度的相親盛會。