1.For four straight years, none of the puffins came back.

连续四年，都没有海鹦回来。

2.The gulls try to panic the puffins in the hope that they'll drop some of their sand eels.

银鸥试图威吓海鹦，使它们丢下几条口中的沙鳗。

3.The pioneering effort paid off and expanded. There are now 1,300 puffins living on five Maine islands.

次首创之举得到了回报，并将队伍不断壮大。现在，缅因的5个岛上有1300只海鹦了。

4.These were petrels, cape pigeons, or puffins, and their calls were deafening.

海燕、棋鸟和海鸭，它们吱吱喳喳的叫声震得我们耳聋。

5.More than a century later, puffins have returned with help from humans.

1个多世纪，海鹦在人类的帮助下重新出现在了里。

6.Puffins lay only one egg a year.

海鹦一年只下一颗蛋。

7.Scientists spied on Atlantic puffins, the distinctive tuxedoed birds with bright orange beaks.

家观察了北极海鹦，一种独特鸟类，其喙呈明亮的橙色，仿佛穿着燕尾服。

8.At the end of the summer, the young puffins will leave these fishing grounds.

夏天结束时，些年轻的角嘴海雀将离开一带捕鱼区。

9.The details about puffin proficiency are in the Proceedings of the National Academy of Sciences.

海鹦能力的详细信息刊登在《美国国家院报》上。

10.Cress tried placing fake puffin decoys around the island.

克莱斯试着在岛上放一些假海鹦做诱饵。

11.Kittiwakes and puffins are birds of the open ocean, but they come ashore to breed.

三趾鸥和角嘴海雀一般在开放海域活动，不过它们要来到岸边繁殖。

12.Puffins are social birds and they like being with others of their kind.

海鹦群居鸟，它们喜欢和同类在一起。

13.Of the four puffin species, the Atlantic puffin is the smallest.

在四种海鹦种群中，大西洋海鹦的体积最小的。

14.Within days, the first puffin returned.

几天，第一只海鹦回来了。

15.It's a last resort to protect puffin eggs and chicks from being eaten.

保护海鹦蛋和小海鹦不被吃掉的最办法。

16.Puffins spend most of their lives at sea but when they return to land, they become burrowers.

海鹦一生中的大部分时间都在海上度过，但当它们回到陆地时，它们就成了会挖洞的鸟。

17.Which type of puffin is the smallest?

以下哪一种海鹦体积最小？

18.His attempts included moving young puffins from Canada to Eastern Egg Rock, another small island in the area.

他曾尝试将小海雀从加拿大转移到该地区的另一个小岛东卵岩岛。

19.Other countries with large puffin populations, such as Iceland, have also seen their bird populations drop.

其他拥有大量海雀的国家，如冰岛，鸟类数量也在下降。

20.Atlantic puffins look and walk similarly to penguins.

大西洋海雀的长相和走路方式与企鹅相似。