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The colony soon switches to high alert.
企鵝群馬上進入全面戒備
And prepares its defences.
準備防御
They create a fortress of sharp beaks, impossible to penetrate.
它們用尖利的喙筑起無法攻克的堡壘
The skua has lost the advantage of surprise and retreats.
賊鷗已經沒了偷襲的優勢，便就此收手
By joining forces, the colony prevails.
企鵝群團結一致，擊退了賊鷗
And this penguin still has both her eggs.
這只企鵝的兩顆蛋都得以幸存
In Peru, the Humboldts also lay two eggs, but they conceal them inside a burrow.
在秘魯，洪堡企鵝也下兩顆蛋，但它們把蛋藏于洞中
There are egg thieves here, too.
這里也有偷蛋賊
Turkey vultures time their arrival for the nesting period.
筑巢期一到，土耳其禿鷹就會來
But they are nervous of entering the burrow.
但它們不敢進洞
A Humboldt will fight fiercely to protect her eggs and she easily repels the vulture.
洪堡企鵝為保護自己的蛋會激烈反抗，而且很輕易就能打退禿鷹
Protected underground, both eggs usually survive.
藏在地下的兩顆蛋通常都能幸存下來
At the rockhopper colony, it's time for a change of shifts.
在跳巖企鵝群里，是時候換班了
After two weeks, the female rockhoppers usually leave for the sea.
兩周后，雌性跳巖企鵝通常要出海
Like the emperor females, they hand over parenting duties to the males.
它們跟帝企鵝一樣，將孵蛋的重任交給雄性企鵝
Some mums aren't convinced that this is such a good idea.
有些媽媽覺得這是個壞主意
She needs some gentle persuasion.
它們需要苦口婆心的勸導
He tries a firmer approach.
雄企鵝不屈不撓要擠走配偶
And she still refuses to budge.
而雌企鵝依舊巍然不動
