of nesting peregrines anywhere on the planet. 居世界之最
Nesting on this island looks idyllic. 在这个岛上筑巢看起来几乎完美
This is an excellent place for them to dig their nesting burrows, 因为没有天敌能够靠近这里
but at nesting time, they come to Ascension from all over the ocean. 不过到了筑巢的时候 它就从海洋各处飞回到阿森松岛
As soon as couples arrive, they must stake a claim to a nesting patch. 一对雪雁来了之后就必须取得自己的筑巢地
First, though, valuable nesting places must be defended from property thieves. 不过先得保护好来之不易的筑巢地 免得被其他鸟类占据
with the droppings of tens of thousands of nesting penguins. 它们的粪便使山顶看起来一片粉红
but in the pitch black the swiftlets manage unerringly to locate their individual nesting sites, 但是金丝燕却能在黑暗中 准确无误地到达自己的筑巢点