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Even Iceland's barren realm has shed its winter cloak.
就連冰島這貧瘠的疆域也褪去了冬裝。
The landscape bears the scars of its seismic character.
大地上有地震留下的傷疤。
Though the rugged coast seems inhospitable, it offers a sanctuary for a mother and her new arrivals.
盡管崎嶇不平的地表看上去很荒涼，卻為一個母親和它的新生兒提供了蔽護(hù)之所。
A litter of ten may seem excessive.
一窩十只幼崽可能顯得過多。
But it is not unusual for the Arctic fox.
但對北極狐來說，這并不少見。
Survival here is far from certain.
在這里要想生存遠(yuǎn)非定數(shù)。
A large litter helps ensure that some will make it.
而一大窩的幼崽里總會有活下來的。
Just days old, these cubs are totally relying on their mother's care and protection.
這些狐貍幼崽生下來只有幾天，還要完全依賴媽媽的照顧和保護(hù)。
It will be three weeks before they can leave their den.
還有三周時間，它們才能出窩。
Even in spring the outside temperatures never reach more than 10 degrees Celsius.
即便在春天，外面的溫度也從未高過攝氏十度。
But in the warmth of their hideout, the cubs can gain vital strength.
但在隱蔽溫暖的窩里，這些幼崽會日漸強(qiáng)壯。
For foxes, bringing up the young is a joint effort.
狐貍撫養(yǎng)幼崽需協(xié)同完成。
With the mother busy nursing, it's her mate's responsibility to find food.
因雌性要忙于哺乳，尋找食物則是雄性的責(zé)任。
But he left days ago and is not yet returned.
但是它的配偶已經(jīng)離開好幾天了，到現(xiàn)在還沒有回來。
She'll soon have to go and search for food herself.
不久它就得自己出去覓食。
Without food, she cannot produce milk for her young.
沒有吃的它就無法產(chǎn)奶。
And without milk, they will starve.
沒有奶，它的幼崽就會餓死。
