Ch'en Wei-shou, who has studied them for over 30 years, has found that the butterflies, who used not to fear man, now fly up high as soon as they see us. "That is what they have learned from their experience," Ch'en says.
研究蝴蝶卅幾年的陳維壽發現，以前珠光黃裳鳳蝶是不怕人的，如今見到人卻立刻一改低飛的習性、高高竄起，「這是它們由經驗中學習來的心得」，陳維壽說。