They come from all over the Atlantic to this, their only colony. 它们从大西洋各处飞来,全部聚居在这个岛上

241. and they can soar for weeks on end with minimal effort.
     它们只需要很小的付出就能在海上飞行好几个星期
242. They seem much more at home in the skies, than in a crowded colony on land
     相对于地上拥挤的巢穴, 在天上飞就悠然自得多了
243. but nest, they must.
     不过筑巢是必须的
244. They come from all over the Atlantic to this, their only colony.
     它们从大西洋各处飞来,全部聚居在这个岛上
245. There are boobys here, too.
     这里还有憨鲣鸟
246. To raise their young, seabirds worldwide seek such remote islands.
     为了生儿育女 全世界的海鸟们才来找这种偏僻的小岛
247. Swimmers also come to Ascension to breed.
     水里游的也来这个阿森松岛繁殖

来自《行星地球 第一季 第十一集 Planet Earth S01E11 海洋深处》第 244 行