Foxes on spitsbergen are saprophagous animals in winter.
斯匹卑尔根群岛上的狐狸，冬天是食腐的动物。
In adapting to extreme climates, like Maine in the winter time, animals can evolve in pretty interesting ways.
在适应极端气候的过程中，比如缅因州的冬天，动物可以以各种非常有趣的方式进化。
There are three main ways that animals survive the cold in winter: sleep, adapt or migrate.
动物在寒冷的冬天有三种主要的生存方式：休眠、适应或迁徙。
It is melatonin that triggers many of the changes needed for animals to adapt to winter - and it also plays an important part in sleep.
正是褪黑激素的作用，才能使动物适应冬季的许多变化——而且它在睡眠中也起着重要作用。
The animals which sleep in winter start waking up.
在冬天沉睡的动物开始醒来。
Depletion of livestock continues as abandoned animals die, and others are sold or slaughtered in anticipation of the harsh winter, or due to lack of fodder and shelter.
随着遗弃家畜的死亡，家畜继续大量减少，而且预计严冬来临或缺少饲料和棚屋，一些家畜被出售或屠宰。
All the other animals, even other penguins, leave months before the Antarctic winter sets in.
在南极的冬天到来前夕，所有其他动物，甚至其他种类的企鹅，都要离开几个月。
Some animals start eating more food in autumn because they will not eat anything in winter.
在秋天一些动物开始吃更多的食物，以便它们在冬天不吃任何东西。
In winter, some animals manage to live without eating for many months.
在冬天，有些动物几个月不吃东西也能活下来。
In a cold winter, many wild animals can die from lack of food.
在严寒的冬天，很多野生动物可能因缺乏食物而死去。
Now it's winter! You can't see the animals. They are all asleep in their warm homes. But where's Bruno?
现在已经是冬天，看不见动物了。它们都在暖和的家里睡熟了。但是布鲁诺在哪里呢？
Animals, such as cats, dogs are still very active in winter.
像猫狗之类的动物在冬天仍是很活跃的。
Ms. . Ben David says if the animals do not eat enough food in the spring, they are in poor health when winter arrives.
本-傣威女士说，如果这种动物春季进食不够充足，当冬天到来时，它们就会处在不健康的状态中。 。
Furry animals grow long coats in winter.
长毛皮的动物在冬天长出长长的皮毛。
As winter approaches, some animals make warm beds in tree trunks, stumps, caves, and under the ground.
冬天来临，有些动物在树干、树桩、洞穴中，和地面下，准备温暖的窝。
He had to produce enough in the short summer to carry the family and animals through the long snowbound winter.
他得在短短夏季里弄足东西，这样家人和牲口才能挺过冰封雪冻的漫漫长冬。
一些动物需要冬眠。
Farmers rely on the sappy spring grass – richer in nutrients than grass in the summer – to build up their animals after winter.
农民要依靠多汁的春草（其营养价值高于夏天的草料）为动物过冬增加营养储备。
The barn was pleasantly warm in winter when the animals spent most of their time indoors, and it was pleasantly cool in summer when the big doors stood wide open to the breeze.
冬天，当动物们都呆在里头的时候，谷仓里非常暖和，而夏天，谷仓所有的大门对著微风敞开，又变得非常凉快。
Some warm-blooded animals lead an active life that maintains their normal body temperature even in very cold winter condition.
一些温血动物过着多动的生活，这使它们在很冷的冬天里也可以保持正常的体温。
In the hard winter, wild animals can die from lack of food.
严冬时，野兽可能因缺乏食物而死亡。
Usually they stayed awake three to four hours past sunset, with no light exposure other than the faint glow of a small fire that would keep animals away and provide a bit of warmth in the winter.
通常，他们在日落后三到四个小时里仍然清醒着，而且除了用以驱赶野生动物并在冬天聊以取暖的微弱火光之外，他们别无其他光源。
In winter, the weather gets colder. There is snow on the ground. People live in warm houses and wear heavy coats outside. But what happen to the animals?
冬天，天气转冷，雪覆盖了大地。人们呆在温暖的房子里，出门也穿上了厚重的外衣。但是动物又会怎样呢？
Many animals are in a dormant state during winter.
在冬天许多动物都处于睡眠状态。
In a cold winter, many wild animals may die of hunger.
在严寒的冬天，很多野生动物可能饿死。
In a cold winter, many wild animals may die of hunger.
在严寒的冬天，很多野生动物可能饿死。
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