But strangely, although the Tanshui River is seen by ecologists as a disastrous poison snake fed fat by humans, the grievous scene of a last lonely teal appearing on the river has not come about.
奇怪的是，淡水河雖被生態學者視為：遭人養肥後脫籠而出、禍患無窮的大毒蛇，卻也不曾出現只剩憨鴨一隻孤苦伶仃、讓人傷神哀悼的場景。