所以这些语言得到更少的口语和最终灭绝。
So these languages get less spoken and will ultimately become extinct.
有趣的是，当恐龙灭绝以后，一群动物失去了天敌，它们也慢慢开始退化，最终灭绝或丧失了原本的生存能力。
Interestingly, when the extinction of the dinosaurs, a group of animals lose their natural enemies, they slowly began to degenerate, the ultimate extinction or loss of the original survival ability.
我最担心的是，这么多年来大部分时间里我们都是美国梦的非参与者，但现在参与到主流文化将最终灭绝我们的部落语言、传统和我们的知识。
My greatest fear is that after all these years largely as nonparticipants in the American dream, our inclusion will ultimately kill off tribal languages, traditions and our knowledge.
狐猴引人注目的外表可能最终导致了它的灭绝。
The aye-aye's striking appearance may end up causing its extinction.
随着二叠纪生命形式的衰退，它们达到了一个致命的临界点，物种最终走向了大灭绝。
As Permian life-forms declined, they reached a fatal threshold and species succumbed to mass extinction.
美国的国家象征秃头鹰在20年前几乎都灭绝了，但它的数量最终有所恢复。
America's national symbol, the bald eagle, almost went extinct twenty years ago, but it has made a comeback.
尽管夏季北极冰川正在减少，并最终消失，北极熊却不会灭绝。
Despite diminishing - and eventually disappearing - summer Arctic ice, polar bears will not become extinct.
经过和本地种同样的时间，这里并没有植物灭绝，所以最终的实际结果是人类通过引入许多新的物种改变了新西兰的景观格局。
Over the same period, there have been few plant extinctions, so the net effect is that humans have transformed new Zealand's landscape by bringing in so many new species.
许多原始生物灭绝，鲨鱼和硬骨鱼成为水域的主人，四足动物最终进化成了恐龙和哺乳动物，征服了陆地。
Many primitive lineages went extinct as sharks and bony fish became masters of the waters and tetrapods, the four-legged animals that eventually evolved into dinosaurs and mammals, conquered the land.
随着其他大型恐龙的灭绝，使得Raptorex有机会将体型进化成硕大型，最终成为巨大的霸王龙。
As other large dinosaurs became extinct, this left the path clear for Raptorex to expand in body size and ultimately become the giant Tyrannosaurus rex.
四翼恐龙最终成为了生命之树上的灭绝分支；它们消失于8000万年前的化石记录中。
Four-winged dinosaurs were ultimately a dead branch on the tree of life; they disappear from the fossil record around 80 million years ago.
因为，如果我们不能这么做，那么全球变暖最终导致人类灭绝的的危险就会大很多。
Because, you know, if we can't do that, that the danger of global warming actually ending up with the extinction of mankind is that much greater.
他们所能做的一切就是最终的灭绝。
最终有可能导致恐龙灭绝的原因很可能是猛烈的火山爆发，而不是以上导致恐龙灭绝的原因。
Instead of being driven to extinction by death from above, dinosaurs might have ultimately been doomed by death from below in the form of monumental volcanic eruptions.
他们也不能被消灭，但是如果周围环境让他们无法繁衍生息，那么最终他们还是有灭绝的一天。
They cannot be destroyed, though their Numbers can be limited if the conditions in which they multiply are reduced, implying that they do die off eventually.
可以想象，最终，那些不能用后腿站立的猫咪就都灭绝了，而能立起来够到食物的猫咪就生存了下来，繁衍生息。
In time, the cats who couldn't manage that trick would die out. The ones who could manage it would survive and reproduce. A cycle begins.
然而，这种生殖策略对于介壳虫种群中所剩无几的雄性来说，可能不是一件好事：它们变得越来越没有用了，最终可能会灭绝。
The strategy, however, may not be so good for the few males left in scale insect populations: They're becoming obsolete and may eventually go extinct.
化石记录向我们显示，所有的物种最终都会灭绝，但在此之前往往存在数百万年。
The fossil record shows us that all species eventually become extinct, but often after several million years of existence.
最终它们灭绝了，可能是因为小古猫更能适应变化的环境。
They died out, perhaps because the miacids were better able to adapt to changing conditions.
最终它们灭绝了，可能是因为小古猫更能适应变化的环境。
They died out, perhaps because the miacids were better able to adapt to changing conditions.
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