archosaurians evolved diverse adaptations during the mesozoic era.
主龙类在中生代演化出了多样的适应特征。
extinct archosaurians left behind remarkable fossil records.
灭绝的主龙类留下了令人惊叹的化石记录。
archosaurians include crocodiles, birds, and their extinct relatives.
主龙类包括鳄鱼、鸟类及其灭绝的亲戚。
ancient archosaurians dominated terrestrial ecosystems for millions of years.
古老的主龙类在数百万年的时间里统治了陆地生态系统。
archosaurians diverged into two major lineages during the triassic period.
主龙类在三叠纪时期分化成两个主要分支。
some archosaurians developed the ability to fly.
一些主龙类发展出了飞行的能力。
modern archosaurians consist primarily of crocodilians and birds.
现代的主龙类主要由鳄形类和鸟类组成。
archosaurians possessed distinctive ankle structures that defined their movement.
主龙类拥有独特的踝关节结构，决定了它们的运动方式。
researchers study archosaurians to understand the evolution of flight.
研究人员研究主龙类以了解飞行的进化。
archosaurians faced mass extinction events that reshaped their diversity.
主龙类经历了大规模灭绝事件，这改变了它们的多样性。
the evolutionary success of archosaurians spans over 250 million years.
主龙类的进化成功跨越了超过2.5亿年。
archosaurians adapted to various environments including aquatic habitats.
主龙类适应了包括水生栖息地在内的各种环境。
some archosaurians grew to enormous sizes during the jurassic period.
一些主龙类在侏罗纪时期生长到巨大的体型。
bird species represent the only surviving archosaurians today.
鸟类是当今唯一幸存的主龙类。
archosaurians evolved diverse adaptations during the mesozoic era.
主龙类在中生代演化出了多样的适应特征。
extinct archosaurians left behind remarkable fossil records.
灭绝的主龙类留下了令人惊叹的化石记录。
archosaurians include crocodiles, birds, and their extinct relatives.
主龙类包括鳄鱼、鸟类及其灭绝的亲戚。
ancient archosaurians dominated terrestrial ecosystems for millions of years.
古老的主龙类在数百万年的时间里统治了陆地生态系统。
archosaurians diverged into two major lineages during the triassic period.
主龙类在三叠纪时期分化成两个主要分支。
some archosaurians developed the ability to fly.
一些主龙类发展出了飞行的能力。
modern archosaurians consist primarily of crocodilians and birds.
现代的主龙类主要由鳄形类和鸟类组成。
archosaurians possessed distinctive ankle structures that defined their movement.
主龙类拥有独特的踝关节结构，决定了它们的运动方式。
researchers study archosaurians to understand the evolution of flight.
研究人员研究主龙类以了解飞行的进化。
archosaurians faced mass extinction events that reshaped their diversity.
主龙类经历了大规模灭绝事件，这改变了它们的多样性。
the evolutionary success of archosaurians spans over 250 million years.
主龙类的进化成功跨越了超过2.5亿年。
archosaurians adapted to various environments including aquatic habitats.
主龙类适应了包括水生栖息地在内的各种环境。
some archosaurians grew to enormous sizes during the jurassic period.
一些主龙类在侏罗纪时期生长到巨大的体型。
bird species represent the only surviving archosaurians today.
鸟类是当今唯一幸存的主龙类。
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