Along the stretch of the Keelung river near Chungshan North Road and the Grand Hotel, one of the most polluted stretches of rivet in Taipei, the great number of native green-headed turtles that can be seen make even a zoologist like Lu marvel.
台北市河川汙染最嚴重的中山北路圓山基隆河段，就可以見到不少台灣原生的斑龜，連生物學者呂光洋都覺得難以想像。