Natovenator is part of the dinosaur group called theropods.

非鸟兽脚类恐龙是被称为兽脚亚目恐龙群体的一部分。

These sizes are exceptional among theropods.

这种体型在兽脚亚目恐龙中是罕见的。

The research results come from studying a group of dinosaurs called theropods.

科学家在对一群叫做兽脚亚目恐龙进行研究后得出了该研究结果。

He believes there will be more discoveries of peculiar theropods in the future.

他相信未来还会发现更多奇特的兽脚亚目恐龙。

Frequently, these were taken by theropods.

这些恐龙经常被兽脚亚目食肉恐龙捕食。

Like the theropods, these titans used air sacs to breathe and had light, hollow bones.

像兽脚亚目类恐龙一样，这些巨人使用气囊来呼吸，而且有很轻的中空骨骼。

Birds evolved from a grouping of dinosaurs known as theropods in the late Jurassic.

鸟是从侏罗纪晚期的兽脚亚目恐龙进化而来的。

The creature, with sharp claws, appears to be from a group of dinosaurs called theropods.

这种有着锋利爪子的生物似乎来自一种名为兽脚类的恐龙。

Scientists have long believed that theropods generally followed a set pattern for growth.

长期以来，科学家一直认为兽脚亚目恐龙通常遵循一种固定的生长模式。

Some theropods, like the meat-eating Tyrannosaurus rex, could grow to about the size of a bus.

有些兽脚亚目恐龙，比如食肉的霸王龙，可以长到和公交车一样大。

But, the animal's closest relatives and almost all bird-like theropods have feathers.

但是，这种动物的近亲和几乎所有形似鸟类的兽脚亚目恐龙都有羽毛。

All the known sets of prints that show speed come from a family of dinosaurs called theropods.

所有已知的能测出速度的脚印都来自兽足亚目恐龙家族。

It was thought that dinosaurs that grew the fastest also got bigger than other theropods.

科学家认为，生长速度最快的恐龙的体型也比其他兽脚亚目恐龙的体型更大。

While Triceratops and Stegosaurus grew up to eight meters long, bird-like theropods like Tyrannosaurus grew twice as large.

当三角龙和剑龙长到八公尺长时，像暴龙这样的兽脚亚目类恐龙长了两倍大。

Some small theropods grew quickly and others grew slowly.

有些小型兽脚亚目恐龙生长得很快，而另一些则生长缓慢。

The theropod group includes all the meat-eating dinosaurs like Tyrannosaurus.

兽脚亚目恐龙包括所有诸如暴龙之类的食肉恐龙。

We've described a new theropod dinosaur species, we called it Pendraig milnerae.

我们已经描述了一种新兽脚亚目恐龙，我们命名它为 Pendraig milnerae。

Instead of theropod footmarks, they found those of crocodilians.

他们发现的是鳄鱼的足迹，而不是兽脚类的。

But that does not completely explain the absence of theropod tracks.

但这并不能完全解释兽脚亚目食肉恐龙的缺位。

The researchers examined rings called " cortical growth marks" in different theropod species.

研究人员检查了不同兽脚亚目恐龙身上被称为“皮层生长痕”的圆形标记。