After the Cretaceous Period, the dinosaurs were gone.

垩纪结束，龙也从此绝迹。

Cretaceous. Let's delete that as well.

垩纪。这个也要删掉。

The study is in the journal Cretaceous Research.

这项研究发表在《垩纪研究》杂志上。

To find such living fossils from as far back as the Cretaceous is extraordinary.

能发现垩纪石是非同了不起。

But that didn't stop dinosaurs from nesting there during the Cretaceous period.

但这没阻挡龙在垩纪时在此筑巢。

Life on Madagascar during the late Cretaceous was pretty difficult.

在垩纪末期马达加斯加生比较困难。

Evidence that these lizard kings dominated the oceans in the Cretaceous period.

这种发现证明了这些蜥蜴王在垩纪就统治了海洋。

Predators of Cretaceous are gigantic by our standard.

在我们看来垩纪食肉动物都是巨大。

Castillo said during the Creataceous, marine turtles had increased body sizes.

卡斯蒂略说，在垩纪时期，海龟体型增大了。

It lived about 72 million years ago during a period of time called the Cretaceous Period.

它生在大约7200万年前垩纪时期。

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

披羽蛇翼龙能让垩纪晚期其他动物汗毛倒立。

The early Cretaceous fossils that we find in Maryland are preserved in sandstones and clay-stones.

我们在马里兰发现垩纪早期石保存在砂岩和粘土岩中。

It lived in coastal wetlands more than 66 million years ago during Earth's Cretaceous Period.

它生在6600多万年前地球垩纪时期沿海湿地中。

By the end of the Cretaceous, we had some very advanced dinosaurs.

到了垩纪末期，出现了一些非常先进龙。

This area has also been designated the Korean Cretaceous Dinosaur Coast, or the KCDC.

这一块地域也被命名为“韩国垩纪龙海岸”，即 KCDC。

A pretty dramatic change in the climate was becoming obvious at the end of the Cretaceous.

这一气候上相当剧烈变在垩纪末期变得愈发明显。

The oldest-known ant fossil dates back about 100 million years to the Cretaceous Period.

已知最古老蚂蚁石可以追溯到大约1亿年前垩纪时期。

The era is divided into three periods: Triassic, Jurassic, and Cretaceous.

这个时代分为三个时期：三叠纪、侏罗纪和垩纪。

We get into the Cretaceous period, that's kind of the flower of the dinosaur world and dinosaurs are cosmopolitan.

进入垩纪，这是龙世界巅峰时期，龙遍布全球。

Yeah, man, I'm just stuck in Romania it's the Cretaceous, I'm never going to leave.

是啊，伙计，我被困在罗马尼亚了现在是垩纪，我永远不会离开。