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By midsummer, millions of migratory sea birds, having flown thousands of miles to get here, are feeding in the arctic's rich waters.
到了仲夏，數百萬只遷徙海鳥，飛了數千英里抵達這里，接受北極的豐富水域的喂養。
Over a million crested auklets, no bigger than puffins,
超過一百萬只體型不比海鸚大的冠小海雀，
now descend on Alaska's Saint Lawrence island and are preparing to breed.
如今降落在阿拉斯加的圣勞倫斯島準備繁衍。
To win a mate, a male must try to stand out from the crowd.
為了求偶，公鳥必須試圖脫穎而出。
And auditions are already under way.
選美活動已經展開。
Males and females, unusually, look very similar, each adorned with an Elvis-like crest.
公鳥與母鳥的外表罕見地非常相似，雙方都裝飾了如同貓王的羽冠。
But it's the size of the crest that matters.
但重要的是羽冠的尺寸。
And this male's headgear seems to be no more than adequate.
這只公鳥的頭飾看來綽綽有余。
A position on the ground is also important.
在地面上的位置也很重要。
One large male wants this particular perch.
一只碩大的公鳥就是想要這個棲息處。
And having got it, he breaks into song.
成功占領后，它開口啼唱。
He now releases a potent tangerine scent from the back of his neck.
現在它從頸部后面發出強烈的柑橘氣味。
And a mob of fans go wild.
一群仰慕者便為之瘋狂。
This male, however, seems to have nothing to offer.
不過這只公鳥看來口袋空空。
But a gaggle of groupies can be a dangerous distraction.
但一群仰慕者可能讓它陷入危險。
An arctic fox.
一只北極狐。
It's found an egg.
它找到了一顆蛋。
With the stage cleared, the highest perch has become vacant.
當舞臺空無一鳥，最高棲息處便有機可乘。
This is a moment to shine. His display doesn't go unnoticed.
這是發光發熱的時刻。它的展示并沒有白費。
And his tangerine perfume attracts an admirer. And not just one.
它的柑橘香味也吸引了一名愛慕者。而且還不只一個。
Now it's down to the females to impress him.
現在換母鳥贏得它的歡心。
In auklet society, both sexes have a say when it comes to choosing a mate.
在海雀的社會中，兩性在求偶時都有發言權。
