无尽汪洋 06-英语听力

[00:00.65]Unlike the open ocean,
和开阔的海洋不一样， [00:02.21]the water here is rich in plankton,
这里的水富有浮游生物， [00:04.69]feeding huge shoals of fish and even giant manta rays.
生长着大群的鱼和巨蝠鲼。 [00:27.00]Each sea lion needs over six kilograms of fish a day.
每只海狮每天吃6kg以上的鱼。 [00:33.39]With shoals this size, it shouldn't be too difficult.
有了这些鱼群，这不成问题。 [00:39.85]But it's not easy picking one fish out of the crowd.
但是，从鱼群中吃掉一只确非易事。 [00:58.51]The fish know there's safety in numbers,
鱼知道成群是安全的， [01:00.74]so for the sea lions the trick is
因此海狮的对策是 [01:02.66]to snip the shoal into smaller and smaller balls.
将鱼群变成越来越小的球。 [01:17.67]Finally, a fish breaks for cover.
最终，一只鱼脱离鱼群。 [01:19.49]It's what the sea lions have been waiting for.
这正是海狮所期待的。 [01:22.88]Crevices in the reef might seem to offer shelter.
礁石的裂缝似乎能提供庇护。 [01:26.01]But that's no problem for the sea lions,
但，对海狮来说不是问题， [01:28.03]who simply scare them out with bubbles.
用气泡轻松把鱼赶出来。 [01:39.20]With the sea lions distracted,
在海狮的追扰下， [01:41.10]the fish regroup and the chase starts all over again.
鱼再次结群，追猎再次开始。