It would be easy for the Anutans to over-harvest the noddy terns -even exterminate the colony.

玄燕鸥是恩浮塔岛民最容易捕获的，甚至可以将其赶尽杀绝。

His ignoble resource, alas! is to attack a dull and timorous bird, the noddy, famous as a fisher.

唉，可叹啊，军鸟那不光彩的一面就是去攻击一只迟钝又胆小的鸟——以“渔夫”之名著称的燕鸥。

Scientists are trying to boost the populations of three species: the bridled tern, brown noddy, and the Audubon's shearwater.

科学试图增加三种物种的数量：斑燕鸥、褐燕鸥和奥杜邦海鸥。