Psittacosaurus vs Triceratops
Psittacosaurus 与 Triceratops 的详细并排对比，涵盖体型、食性、分类、地质时期和发现历史。
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| 属性 | Psittacosaurus | Triceratops |
|---|---|---|
| 学名 | Psittacosaurus mongoliensis | Triceratops horridus |
| 分类 | Ceratopsia | Ceratopsia |
| 时代 | Cretaceous Early | Cretaceous Late |
| 食性 | Herbivore | Herbivore |
| 体长 | 2.0 m | 9.0 m |
| 体重 | 0.6 m | 3.0 m |
| 体重 | 20 kg | 6.8 t |
| 发现年份 | 1923 | 1889 |
| 发现地点 | Mongolia | Denver, Colorado, USA |
| 命名者 | Henry Fairfield Osborn | Othniel Charles Marsh |
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about the size of a human adult
roughly the length of a large SUV
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lighter than a human adult
about the weight of 1.1 elephants
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Psittacosaurus
HerbivorePsittacosaurus 是草食性恐龙，以蕨类植物、针叶树和苏铁等植被为食。
Triceratops
HerbivoreTriceratops 是草食性恐龙，以蕨类植物、针叶树和苏铁等植被为食。
分类
Psittacosaurus
Triceratops
两只恐龙在 Ceratopsia 演化支内拥有共同祖先。
你知道吗？
Triceratops was about 4.5x longer than Psittacosaurus.
Triceratops weighed roughly 340x more than Psittacosaurus.
Both Psittacosaurus and Triceratops were herbivores.
Psittacosaurus lived during the Cretaceous Early while Triceratops lived during the Cretaceous Late, separated by roughly 0 million years.
Triceratops was discovered 34 years earlier, in 1889.
Both belong to the Ceratopsia clade, making them relatively close relatives.
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比较恐龙
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