Quetzalcoatlus would make all other animals in the Late Cretaceous stare.

披羽蛇翼龙能让白垩纪晚期的其他动物汗毛倒立。

If you were a small animal, the Late Cretaceous would have been an awful time to be around.

如果你是小型生物，那白垩纪晚期将会是一个可怕的时期。

In the late Cretaceous period, temperatures inexplicably began to climb.

在晚白垩纪时期气温莫名地又开始攀升。

And there was only one dinosaur in the Late Cretaceous who had the teeth and jaw muscles to make those marks.

而在晚白垩纪只有一种恐龙牙齿和颌肌能留下如此的痕迹。

Life on Madagascar during the late Cretaceous was pretty difficult.

在白垩纪末期马达加斯加的生活比较困难。

Being confined on the island of Madagascar in the late Cretaceous was pretty tough.

在白垩纪的末期，被限制在马达加斯加岛上很艰难。

When finished they found that they had more than tripled the global total of dinosaur fossils from the late Cretaceous.

当工作结束的时候，他们发现自己已经——为这颗行星——把白垩纪末期的恐龙化石增加了两倍多。

We now know that duckbills were among the most common dinosaurs in the area during the late Cretaceous.

我们现在知道鸭嘴龙是晚白垩纪这个区域最常见的一类恐龙。

By the Late Cretaceous, alvarezsaurs had dispersed to other continents.

到白垩纪晚期，alvarezsaurs 已经分散到其他大陆。

By the Late Cretaceous, therizinosaurs took these adaptations one step further.

到白垩纪晚期，镰刀龙在这些适应性上又向前迈进了一步。

Its presence in North Africa was problematic because during the Late Cretaceous period the planet was warmer, which means sea levels were higher.

它在北非的存在是有问题的，因为在白垩纪晚期，地球更温暖，这意味着海平面更高。

One genetic study has traced its origins to the Late Cretaceous or Early Paleogene period.

一项遗传学研究将其起源追溯到白垩纪晚期或古近纪早期。

If you're in the late Cretaceous, you have a good chance of finding like a duck-billed dinosaur or a Triceratops or a Tyrannosaurus.

要是在晚白垩纪，很有可能会找到鸭嘴龙或三角龙或是暴龙。

So the inspiration was late Cretaceous period, so hence this bad boy over here.

所以灵感来自白垩纪晚期，所以这里有这个坏男孩。

So, in the Late Cretaceous, the climate cooled again, which made sea levels drop.

因此，在晚白垩世，气候再次变冷，导致海平面下降。

And during the Late Cretaceous, between about 86 million and 66 million years ago, lizards really took off.

在白垩纪晚期， 大约在 8600 万到 6600 万年前，蜥蜴真正起飞了。

The biggest birds of the late-Cretaceous, like Avisaurus, had wingspans no more than 2 meters across.

白垩纪晚期最大的鸟类，如 Avisaurus， 翼展不超过 2 米。

And by the late Cretaceous, birds were fully endothermic.

到白垩纪晚期，鸟类完全吸热。

The top picture shows similar filaments discovered by Dr McKellar and his team, suggesting flightless dinosaurs sporting such protofeathers were still around in the late Cretaceous.

上图所示为麦凯乐博士及其研究小组发现的类似丝状的羽毛，表明长有这些原生羽毛的“非鸟”恐龙在白垩纪后期仍然存活着。

It's their ability to eat the tough plants of the late Cretaceous that allows Edmontosaurus to out compete and ultimately replace earlier dinosaurs like Tenontosaurus.

正是其能够消化晚白垩纪粗糙植物的能力，使埃德蒙顿龙能胜出并最终取代了更早的恐龙比如腱龙。