So Boser has to vaccinate her foxes against various diseases.

所以波沙必须给灰狐接种预防各类疾病的疫苗。

But keeping those foxes from harm will occupy Boser and her colleagues for years to come.

然而，要保护这些灰狐免受伤害还需要花费波沙和她同事接下来数年的时间。

" We are obligated to keep a pulse on the population for at least five years after the foxes are delisted, " says Boser.

“在灰狐被移出濒危物种名单后，我们有义务对它们的数量保持为期至少五年的持续关注。”

" Our philosophy with the island has always been, 'OK, remove the threats and let the island go back to what it was, '" says ecologist Christina Boser.

生态学家克里斯蒂娜。波沙说：“我们对待这座岛的理念一直是'好了，消除威胁，让岛屿回归它原本的样子'.”