水族馆里有鲨鱼么？
Sharks get sick, just like any other animal.
鲨鱼会生病，就像其他动物一样。
Sharks are smaller than whales.
鲨鱼比鲸鱼小。
它们的外形真像鲨鱼。
Millions and millions of sharks die every year.
每年数百万计的鲨鱼死亡。
Sharks are among the oldest animals in the world.
鲨鱼是世界上最古老的动物之一。
They didn't see any seals, but they saw some sharks.
他们没有看到海豹，但是他们看到了一些鲨鱼。
Do lions have this problem, too? So do sharks and hippos?
狮子也有这样的问题吗？那么鲨鱼、河马也是吗？
You'll be able to see turtle, lots of clownfish, and some sharks.
你能够看到海龟，许多小丑鱼，还有一些鲨鱼。
Here you will find different kinds of fishes and even some kinds of sharks.
在这里，你会发现不同种类的鱼，甚至几种鲨鱼。
Pelagic sharks are usually caught on the high seas in tuna or swordfish fisheries.
深海鲨鱼通常在公海中被金枪鱼或旗鱼的捕捞渔业捕获。
To most of us sharks are the most dangerous fish in the sea and they attack humans.
对我们大多数人来说，鲨鱼是海里最危险的鱼类，它们攻击人类。
She says, sharks sometimes starve and at other times they fill themselves with what they have killed.
她说，鲨鱼有时会饿死，而其他时间它们会用它们杀死的东西来填饱自己肚子。
If sharks bite you, says Doctor Clark, the reason is usually because of mistaking you for its natural food.
克拉克博士说，如果鲨鱼咬了你，原因通常是因为把你错认为它的天然食物。
Furthermore, in the early days of longline fishing, a lot of fish were lost to sharks after they had been hooked.
而且早期用延绳钓捕鱼的时候，有许多鱼在上钩后就被鲨鱼吃了。
Certainly no one in the media would deny the attraction of living behind a deep moat, even if it is filled with sharks.
当然，媒体中没有人会否认围在深深的护城河里面过日子的吸引力，即使那河里满是鲨鱼在游来游去。
On the East Coast of the U.S., where large predatory sharks have also been overfished, cownose ray populations have exploded.
位于美国东海岸，大型掠食性鲨鱼也被过度捕捞，牛鼻鳐的数量爆炸式增长。
The next stop after the station is the aquarium which is famous for its dolphin show and which has recently expanded to include sharks.
火车站之后的下一站是水族馆，它以海豚秀而闻名，最近它的活动又扩展到鲨鱼秀。
However, according to Doctor Clark, who has studied the behavior of sharks for twelve years, humans are not normally on the shark's menu.
然而，据研究了12年鲨鱼行为的克拉克博士说，人类通常不在鲨鱼的菜单上。
Local police officer said beachgoers should not feel threatened by sharks because the fish never attack human beings on their own initiative.
当地警察称，沙滩游客无须担心受到鲨鱼的威胁，因为它们从不会主动攻击人类。
Home to virgin reefs, rare sharks and vast numbers of exotic fish, the Coral Sea is a unique haven of biodiversity off the northeastern coast of Australia.
珊瑚海是澳大利亚东北海岸独特的生物多样性天堂，有未开发的珊瑚礁、稀有的鲨鱼和大量的外来鱼类。
Great white sharks also attack boats.
大白鲨也攻击船只。
About three people are killed each year by great white sharks.
每年大约有3人被大白鲨杀死。
Some people say sharks never get sick but that is not true.
有人说鲨鱼永远不会生病，但事实并非如此。
Sharks are at the top of the food chain in the ocean's ecosystem.
在海洋生态系统中，鲨鱼处于食物链的顶端。
It will bring danger to all ocean life if sharks' numbers drop too low.
如果鲨鱼数量下降太多，会给所有海洋生物带来危险。
In fact, around 70 million sharks are caught and traded in this industry every year.
事实上，在这个行业，每年大约有7000万条鲨鱼被捕捞和交易。
Many believe that sharks can never be endangered because they are the strongest in their food chain.
许多人认为鲨鱼永远不会濒临灭绝，因为它们是食物链中最强的。
These researchers show that great white sharks are dangerous hunters which will attack anything that looks and acts like a fish.
这些研究人员表明，大白鲨是危险的猎手，它会攻击任何看起来和行为像鱼的东西。
In order to find fish, the seals have to cross the deep water of the bay—this is where the sharks wait.
为了找到鱼，海豹必须穿过海湾的深水区——这就是鲨鱼等待的地方。
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