But conditions might not be sufficient to ensure the long-term survival of polar-bear prey, such as ring seals.
但是，这对于北极熊及其食物链上的物种——比如海豹而言，却并不是长久的生存之计。
A hunter who took what appeared to be a baby polar bear from the North Pole has been found and will face strict punishment.
一个猎人从北极捕获了一只疑似北极熊幼崽的动物，目前已被发现，他将面临严厉的惩罚。
Although polar bears' locomotion is similarly inefficient, polar bear cubs walk along with their mother.
尽管北极熊的运动能力同样低下，北极熊幼崽还是和妈妈一起前行。
There're lots of animals in the North Pole, for example, whale, polar bear, and sea dog, and I like polar bear best.
在北极有很多动物，比如鲸鱼、北极熊、海狗等，而我最喜欢北极熊。
The polar bear is the largest terrestrial carnivore, being more than twice as big as the Siberian Tiger!
北极熊是陆地上最大的肉食性动物，比西伯利亚虎都要大两倍多！
The leases come with painstaking stipulations to mitigate any possible environmental harm to species like the polar bear.
这些租约附带了细致的条款，以减轻对北极熊等物种的任何可能的环境伤害。
Food onshore is very limited and there is simply nothing comparable to a seal that provides a polar bear with fat and energy.
陆上食物是非常有限的，根本没有什么能与一只海豹所能给北极熊提供脂肪和能量相比。
In ''On Thin Ice'', Richard Ellis, a writer and illustrator, paints a natural history of the icon of the north, the polar bear.
在《薄冰之上》一书中，作家兼插画家理查·埃利斯描绘了北极图标，北极熊的自然史。
While a polar bear is sleeping on an ice berg with its paws clutched around, it is like a toddler holding their teddy bear. That is truly cute!
当北极熊抱着爪子睡在冰山上时，它就像一个蹒跚学步的孩子抱着他们的泰迪熊。那真的很可爱！
Of the nineteen recognized polar bear subpopulations, three are declining, six are stable, one is increasing, and nine lack enough data.
在19个公认的北极熊亚种群中，3个在下降，6个较稳定，1个在增加，9个缺乏足够的数据。
Before we all turn our thermostats down or consider joining the Polar Bear Club, can brown fat actually cause weight loss?
在我们把所有恒温关掉或考虑加入北极熊俱乐部之前，棕色脂肪真的能让体重减轻吗？
Modern methods for tracking polar bear populations have been employed only since the mid-1980s, and are expensive to perform consistently over a large area.
跟踪北极能种群的现代方法仅在20世纪80年代中期才被采用，而且，要在大范围内连续采用这种方法，其代价非常高昂。
On the contrary, they are not developed on the endocast of the polar bear.
相反，它们不是在北极熊的颅腔上发育的。
The leases come with painstaking stipulations to mitigate anypossible environmental harm to species like the polar bear.
租权谨慎的包含了处理潜在的对北极熊等物种的环境伤害的约定。
The most beautiful place on earth was everywhere - a raft in the wilderness of space, precarious, unlikely, our polar bear home.
地球上最美丽的地方是任何一个地方——太空荒野中的一只木筏，危险的、不太可能的、我们北极熊的家。
If you can handle not living like a polar bear, try keeping your thermostat at 78 degrees.
如果你不想房间里冰冷冰冷的，像住在北极一样，可以把你的温度调节器调到78度（华氏摄氏度）。
Polar bear patrols are carried out daily by the local community and the US Fish and Wildlife Service.
北极熊每日动向由本地和美国鱼类和野生动物组织负责。
Polar bear Knut takes a bath in his outdoor enclosure at the zoo in Berlin, Germany.
德国柏林动物园的北极熊努特正在室外洗澡。
As well as cold and exhaustion, polar explorers face more immediate threats – including polar bear attacks.
除了寒冷和疲惫，极地探险要面对更各种直接的威胁，比如北极熊的攻击。 动物很少见到，但有高度危险性。
Join a polar bear club or sing along with a busker in the streets and see what happens.
加入北极熊俱乐部或者跟着街头歌手一起卖唱看看会有什么事情发生。
Yet, while not wanting to begrudge the polar bear his ice, we should be at least somewhat concerned at this recent shift in thinking.
然而，虽然我们并不想希望北极熊失去它的冰，我们至少应该对近期的这些意识上的转变有一点担心。
Just as they were leaving the tunnel I went to one of the Windows and saw the polar bear just coming towards me.
就在他们垂头丧气地离开后，我走到一处玻璃窗那，发现这只北极熊正朝我游来。
With increased competition and less food, the polar bear has become the poster child for extinction threats caused by climate change.
随着竞争的加剧和食物的减少，北极熊已经成为气候变化所导致的濒临灭绝物种的典范。
Another is that the number of humans who venture into polar bear territory remains somewhat low.
另一个理由则是，冒险进入北极熊领地的人还是少之又少的。
A memorial fund has been opened in honor of Knut, with funds going toward the preservation of polar bear habitats.
为了纪念克努特，特设立了一个纪念基金，这个基金将用来对北极熊的栖息地进行保护。
The famous polar bear died unexpectedly Saturday in the zoo's polar bear enclosure.
这个有名的北极熊周六在动物园的北极熊场所突然死亡。
Hunting polar bear and walrus, they soon had fresh meat aplenty and regained their strength.
靠着捕猎北极熊和海象，他们很快就吃上了丰富的鲜肉并恢复了体力。
The polar bear is the largest terrestrial carnivore, being more than twice as big as the Siberian Tiger.
北极熊是陆地上最大的肉食性动物，比西伯利亚虎都要大两倍多！
The polar bear is the largest terrestrial carnivore, being more than twice as big as the Siberian Tiger.
北极熊是陆地上最大的肉食性动物，比西伯利亚虎都要大两倍多！
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