In the spring of 1991, on the summit of Mt. Kuanyin, at the edge of a metropolis of six million people and only two kilometers from the mouth of the Tamshui River, he counted many hundreds of birds of prey passing by on their migrations.
八十年春天，在六百萬人口邊緣、離淡水河口只有二公里的觀音山頂，他見到幾百隻過境猛禽。