But Triceratops has one major disadvantage. lts night vision is no match for a tyrannosaur.

但三角有个致命的弱点，它的夜视能力无法与霸王相提并论。

So perhaps the young tyrannosaurs were using their arms more to tackle prey.

所以可能幼年霸王用前爪来对付猎物。

Suskityrannus is the first really good record of the early tyrannosaurs in North America, he wrote in an email.

他电邮中写道，" 郊狼暴北美早期霸王的首个最佳记录。"

There were Raptors hunting you. There were Tyrannosaurs hunting you. And there was death from the sky.

猛禽类追捕你。霸王吃了你。还有来自天空的死神。

Nanotyrannus actively hunts and kills young Tyrannosaurs. Not to eat, but to get rid of the competition.

矮暴会主动搜寻猎杀幼霸王。不为了食物消灭竞争对手。

And their decline meant that the large carnivores, like the tyrannosaurs, were doomed as well.

它们的衰落意味着大型食肉动物， 如霸王，也注定灭亡。

These were the tyrannosaurids, the largest of the tyrannosaurs.

这些霸王，最大 的霸王。

These two large tyrannosaur cousins are found in the same rocks, and are closely related.

这两个大型霸王表亲同一块岩石中发现，并且关系密切。

You're going to try and build a complete tyrannosaur skeleton.

您将尝试构建一个完整的霸王骨架。

For example, Yutyrannus, a tyrannosaur from China, had little wisps that grew from follicles in its skin.

例如，羽暴，一种来自中国的霸王，它的皮肤上有从毛囊中长出的小丝线。

Van Bijlert:  And to do that, we found a fossilized trackway of a smaller tyrannosaur.

Van Bijlert：为此，我们发现了一条较小的霸王的化石足迹。

So, in a sprint, a tyrannosaur would definitely outpace a hadrosaur.

因此，短跑中，霸王肯定会超过鸭嘴。

In most carnivorous dinosaurs, like tyrannosaurs, it attached high up, near the hips.

大多数食肉中，如霸王，它附着臀部附近的高处。

There are actually four separate tyrannosaur species here.

这里实际上有四种不同的霸王。

In 2014, scientists in British Columbia discovered trackways made by three Tyrannosaurs that had all been walking side by side.

2014年，不列颠哥伦比亚省的科学家发现了由三只霸王并排行走所制造的行迹。

Let's contrast that with the skull of this tyrannosaur.

让我们将其与这只霸王的头骨进行对比。

Similarly, in dinosaurs like tyrannosaurs, the tibia was much longer than the femur in the juveniles.

同样，霸王这样的中，幼年时期的胫骨比股骨长得多。

Unlike tyrannosaurs, the length of the ceratopsian hind leg don't change as much.

与霸王不同，角类后腿的长度变化不大。

And this includes a fairly large tyrannosaur.

这包括一个相当大的霸王。

Falcarius shared an environment with a host of dromaeosaurs, troodontids, and early tyrannosaur relatives, so competitive pressure among carnivores was likely pretty high.

Falcarius 与许多驰、伤齿和早期霸王亲属共享一个环境，因此食肉动物之间的竞争压力可能相当高。