Maine's puffins are the only breeding Atlantic puffins in the United States.

缅因州雀是美国唯可以进行繁殖大西洋雀。

The study appears in the journal the Auk.

项研究发表《雀》期刊上。

The study is in the journal The Auk.

项研究结果发表《雀》期刊上。

Stuff as many little auks inside it as you can.

往里面塞尽可能多雀。

Millions of little auks on migration.

成千上万雀迁徙之景。

In some ways, these birds are the penguins of the north.

人眼里，雀是北极企鹅。

That's four fifths of all the Little Auks on earth.

占全侏雀五分之四。

But in spring, some 30 million of them are drawn to Greenland's shores.

而春季有三千万只侏雀来到格陵兰边。

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

夏天结束时，年轻角嘴雀将离开带捕鱼区。

The study is in the journal The Auk: Ornithological Advances.

项研究发表《雀：鸟类学发展》期刊上。

They wrote up their goals in the journal The Auk: Ornithological Advances.

他们具体目标发表《雀：鸟类学进展》期刊上。

The study was published in the journal The Auk: Ornithological Advances.

项研究发表《雀：鸟类学研究进展》期刊上。

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

其他拥有大量雀国家，如冰岛，鸟类数量也下降。

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

三趾鸥和角嘴雀般开放域活动，不过它们要来到岸边繁殖。

With so many pairs looking for the ideal nest site in the scree, squabbles break out.

么多对侏雀碎石坡上寻找理想筑巢点，争吵所难免。

But the puffin chicks have now fledged along with the Guillemots and kittiwakes. This is a new beginning for them.

不过角嘴雀幼雏已经羽毛丰满了，鸠和三趾鸥也样。是它们新起点。

Atlantic puffins look and walk similarly to penguins.

大西洋雀长相和走路方式与企鹅相似。

The Maine puffin population once fell to only about 70 pairs in an area known as Matinicus Rock.

个被称为马蒂尼库斯岩地区，缅因州雀数量度下降到只有70对左右。

As he neared the camp, hathcock began penetrating the outer defenses.

当他接近营地时， 雀开始突破外围防御。

However, evidence suggests that the auk was an excellent swimmer and diver.

然而，有证据表明雀是出色游泳运动员和潜水员。