In the summer of 1977, Yang Ping-shih, chairman of the Department of Plant Pathology and Entomology at NTU and the Butterfly Watcher's Association could see 20 or 30 species of butterflies in a single day on Wufeng Mountain in Hsintien.
比如只以馬兜鈴為幼蟲寄主植物的珠光黃裳鳳蝶；喜歡躲在田邊密叢中、人們往往只能聽到它「雞狗乖」叫聲的竹雞都是。