One consequence of global warming is extinction.(全球变暖的后果之一是物种灭绝。)
The mountain gorilla is on the verge of extinction.(居住在山区的大猩猩已濒临灭绝。)
Many theories have been put forward for the extinction of the dinosaurs, but most of them can be dismissed.(人们提出了许多关于恐龙灭绝的理论，但大多数都是不成立的。)
The rates of extinction happening today are as great as the rates during these mass extinctions.(现今物种灭绝发生的速度和这些大规模灭绝的速度一样快。)
Extinction is a difficult concept to grasp.(灭绝是一个很难理解的概念。)
They have driven the rhino to the edge of extinction.(他们已经把犀牛逼到了灭绝的边缘。)
The only clear explanation is that humans caused the extinction of the various mammal species through excessive hunting.(唯一明确的解释是人类的过度捕猎导致了各种哺乳动物的灭绝。)
This is most evident in cases where it results in the extinction of entire salmon populations.(这在导致整个鲑鱼种群灭绝的案例中最为明显。)
The Cambrian explosion involved rapid evolutionary diversification, followed by the extinction of many unique animals.(寒武纪大爆发涉及迅速的进化分化，随之而来的是许多独特动物的灭绝。)
I am sure you're all aware of the worrying situation with a large number of species facing extinction.(我相信你们都意识到了大量物种面临灭绝这个令人担忧的情况。)
