Another butterfly, the Lanyu birdwing (Troides magellanus sonani), is found only on Lanyu and boasts golden rear wings that shimmer in reds, greens, blues and purples under the sunlight.
另一種僅分布於蘭嶼的「珠光黃裳鳳蝶」，其金黃色的後翅在陽光折射下，幻發紅、綠、藍、紫等色澤，但炫麗的彩衣卻讓牠承受極大的生存壓力。