Hibernation
美音、自然拼读、分级阅读与词汇复习
Food Is Scarce Many places have cold winters.
许多地方冬天寒冷,
Some animals in these places have trouble finding food in the winter.
这些地方的一些动物在冬天很难找到食物.
Food is scarce during this time.
在此期间食物短缺.
Some animals migrate to warmer places to find food and return in the spring.
有的动物迁徙到更温暖的地方寻找食物并回春.
Other animals hibernate to survive the winter months.
其他动物冬眠以活过冬月.
When a warm-blooded animal hibernates, its body temperature drops until it is almost as cold as the temperature outside.
当被取暖出血的动物冬眠后,其体温会下降至与外出温度几乎一样的寒冷.
A cold- blooded animal’s body temperature always matches the temperature outside.
冷血动物的体温总是和外面的温度相匹配.
When a cold-blooded animal gets too cold, it hibernates.
冷血动物过冷后会冬眠.
Snakes are cold-blooded animals.
蛇是冷血动物.
Groundhogs are warm-blooded animals.
土拨鼠是暖血动物.
What Is Hibernating?
休伯纳廷是什么?
Hibernation is like a very sound sleep.
休眠就像一个非常良好的睡眠。
Not even loud noises can wake the animals up.
连大声的叫声都不会叫醒动物
Hibernating animals sleep for days or weeks at a time.
栖息动物一次会入睡数日或数周.
Hibernating animals breathe very slowly.
休眠动物呼吸非常缓慢.
Their hearts beat slower, they are using little energy, and they do not need to eat.
他们的心跳较慢,精力很少,不需要吃东西。
Hedgehogs must gain weight to hibernate.
海奇霍克必须增加体重才能冬眠.
How Do They Stay Alive?
他们怎么活着?
Hibernating animals eat lots of food before winter.
休眠动物在冬季前会吃出大量食物.
They store the food in their bodies as fat.
他们把食物储存在体内,就像脂肪一样.
Their bodies live off this fat while they sleep.
他们睡觉时靠这种肥肉生活
It takes very little energy to keep hibernating animals alive.
维持休眠动物的生命需要很少的能量.
Raccoons collect food.
浣熊会收集食物
Where Do Animals Hibernate?
动物在哪里休眠?
Hibernating animals also need a safe place to sleep.
休眠动物也需要一个安全的入睡地.
They need to be away from the cold and hidden from hungry predators.
它们需要远离寒冷并被饥饿的掠食者所隐藏.
Some animals, like bats, hibernate in caves.
有些动物,比如蝙蝠,在洞穴中冬眠.
Some snakes hibernate together.
有些蛇会一起冬眠
Many people think of bears when they think of hibernation.
很多人想到休眠时会想到熊.
But a bear is not really a hibernating animal.
但熊其实不是冬眠动物
A bear often wakes up and moves around in winter.
一只熊常常会醒来,在冬天会四处移动.
Also, a bear’s body temperature doesn’t get as cold as that of other warm- blooded hibernating animals.
熊的体温并不像其他温暖出血的冬眠动物一样寒冷。
The bear’s sleep is called a torpor.
熊的入睡被称为"发作".
A torpor is a deep sleep, but not as deep as hibernation.
发作是深度睡眠,但是没有冬眠那么深.
A black bear is safe in its den.
黑熊在它的巢穴里很安全
Hibernating snakes sleep underground in burrows.
栖息地的蛇会潜入洞穴
Frogs and turtles sleep in mud at the bottom of ponds.
青蛙同龟入池底入泥.
Some mice hibernate in winter nests.
有些老鼠会冬眠于冬巢.
Some animals, like squirrels, store food where they hibernate.
有些动物,如松鼠,会将食物存放在冬眠的地方.
Like birds, some butterflies fly to warmer areas in winter.
和鸟类一样,一些蝴蝶在冬季会飞到更温暖的地区.
But many insects hibernate.
但许多昆虫都冬眠了.
They need a safe, warm place to sleep just like other hibernating animals.
他们需要一个安全温暖的地方去睡觉 就像其他冬眠动物一样
Some hibernate in holes in the ground.
有的在地上被打出洞来冬眠.
Others hibernate under tree bark.
其他人在树皮下冬眠
Some insects, like many ladybugs, hibernate in buildings, including houses!
一些昆虫,像许多女虫,冬眠在建筑,包括房屋!
Many kinds of insects hibernate, too.
许多种类的昆虫也冬眠了.
Like a hibernating animal, though, a bear prepares a place to sleep for winter.
像冬眠动物一样,熊为冬天准备了睡觉的地方.
It fills its winter den with leaves and tree branches.
以花叶和树枝灌其冬穴.
This bed helps keep the bear’s body heat in while it sleeps.
这张床有助于熊在睡觉时保持体温。
Layers of snow on the den also keep the heat inside.
地穴上多层的雪也使内热保持.
This helps keep the bear warm.
这会让熊保持温暖
A bear’s den is just big enough for the bear.
熊的巢穴足够大,
Who Hibernates?
谁是休伯特斯?
Warm-blooded animals like groundhogs, chipmunks, and prairie dogs hibernate.
土拨鼠,花栗鼠等温暖出血的动物和草原犬冬眠.
Cold-blooded animals like snakes, frogs, turtles, insects, and lizards hibernate.
冷血动物如蛇,蛙,龟,昆虫等会冬眠.
Badgers are warm-blooded animals.
恶犬是暖血动物.
Gila monster Some animals like bats, some squirrels, and some mice hibernate all winter long.
吉拉怪兽 有的动物有蝙蝠等,有松鼠等,有的老鼠会冬眠.
Some animals wake up to eat, as bears do.
有些动物醒来吃东西 就像熊一样
Raccoons, badgers and skunks might wake up to eat on a warm winter day.
浣熊、海豹和臭鼬可能醒来 在温暖的冬天吃饭
In the spring, all the hibernating animals wake up.
入春入春,出冬出冬出之畜皆起.
A prairie dog wakes up.
一个草原狗醒来。