兽脚亚目

The Velociraptor is an example of a small, feathered theropod dinosaur.
迅猛龙是小型、带羽毛的兽脚类恐龙的一个例子。
Theropods were the dominant group of land predators during the Mesozoic era.
在中生代，兽脚类是陆地顶级捕食者的主要群体。
Tyrannosaurus Rex, with its massive jaws and sharp teeth, was one of the most fearsome theropods.
暴龙以其巨大的嘴巴和锋利的牙齿，是最可怕的兽脚类之一。
Many scientists believe that birds evolved from small, feathered theropod dinosaurs.
许多科学家认为鸟类是由小型带羽毛的兽脚类恐龙进化而来的。
The discovery of fossilized feathers on some theropods has supported this hypothesis.
一些兽脚类化石上发现的羽毛支持了这一假说。
Theropods had hollow bones, which made them lightweight and agile for hunting.
兽脚类拥有空心骨骼，这使它们在狩猎时轻便且敏捷。
Unlike sauropods, theropods walked on two legs, allowing for greater speed and maneuverability.
与蜥脚类不同，兽脚类用两条腿行走，可以实现更快的速度和机动性。
Some theropods, like Allosaurus, had long tails to help maintain balance while running.
有些兽脚类，如异特龙，有长尾巴来帮助奔跑时保持平衡。
The diversity of theropods ranged from small insect-eaters to large carnivores like T-Rex.
兽脚类的多样性从小型食虫动物到大型肉食动物，如暴龙，都有涵盖。
Fossil evidence suggests that some theropods may have been social animals, living in groups.
化石证据表明，一些兽脚类可能群居生活，是社会性动物。