This animal provides physical evidence that the jaws of the animals from the north and the animals from the south were different 这些动物提供了自然证据，北半球动物的颚骨与南半球动物是不一样的 at this time and it provide...
He had found a single jawbone and it was from a mid-Jurassic mammal. 他找到了一块颚骨，它属于一种中侏罗世哺乳动物 It's just what you dream for. We were very happy in the field, 这是我梦想的时刻。在场的人都非常高兴...
We were actually looking for some small pieces of bone. 我们正在找一些小骨骼 We have seen that there were bones in those rocks 我们看到那些石头里有骨骼 so we were just essentially chipping little pieces of rock 所以我们耐心地...
And scientists realised there was a barrier that was beginning to form at exactly the right time, 科学家们意识到那道屏障正好也在当时开始形成 something else that was created as the super-continent split apart: the Atlantic Ocean. 超...
But some scientists had spotted a flaw in the climate change theory. 可是有些科学家却指出了气候变迁理论中的缺陷 Even if the climate had changed, it didn't follow that all the dinosaurs had to change as well. 即使气候发生变化...
As the super-continent split up 随着超大陆的崩解 the hot, dry world of the early dinosaurs changed into a lush, forested one. 早期恐龙生活的炎热干旱的世界逐渐被茂密葱郁的森林覆盖 The world of the early primitive dino...
You can see, for instance, this wonderful and beautiful seed cones 举个例子，你可以看到这些漂亮完好的球果 preserved in a petrified way where you can see inside even the, the seeds, the small seeds in there, 保存在化石中，你甚...
Here there were strange fossils called stramatolites. 这里有一种奇怪的化石，叫做叠层石 At the beginning of the mid-Jurassic we have these kind of structures here that represent stramatolites. 中侏罗世初期出现了这种表现为叠...
Judy's theory was that this would have transformed the world's climate. Judy的观点是这将改变全球气候 Different climate zones would have created new ecosystems and new ecosystems meant new life. 不同的气候带创造了新的生态系统，...
There is a word for this type of climate: monsoon, 这类气候有一个称谓，季风 but Judy's theory is that this was a monsoon like no other, a mega-monsoon. Judy的观点是它不是一般季风，而是超级季风 The word monsoon comes from...
