Allosaurus vs Pachycephalosaurus
Allosaurus 与 Pachycephalosaurus 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 | Allosaurus | Pachycephalosaurus |
|---|---|---|
| 学名 | Allosaurus fragilis | Pachycephalosaurus wyomingensis |
| 分类 | Theropoda | Pachycephalosauria |
| 时代 | Jurassic Late | Cretaceous Late |
| 食性 | Carnivore | Herbivore |
| 体长 | 9.7 m | 4.5 m |
| 体重 | 3.5 m | 1.8 m |
| 体重 | 2.3 t | 450 kg |
| 发现年份 | 1877 | 1943 |
| 发现地点 | Garden Park, Colorado, USA | Montana, USA |
| 命名者 | Othniel Charles Marsh | Barnum Brown & Erich Schlaikjer |
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roughly the length of a large SUV
roughly the length of a large SUV
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comparable to 2.3 small cars
about 6 adult humans
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Allosaurus
CarnivoreAllosaurus 是以狩猎其他动物为食的肉食性捕食者。
Pachycephalosaurus
HerbivorePachycephalosaurus 是草食性恐龙，以蕨类植物、针叶树和苏铁等植被为食。
分类
Allosaurus
Pachycephalosaurus
你知道吗？
Allosaurus was about 2.2x longer than Pachycephalosaurus.
Allosaurus weighed roughly 5x more than Pachycephalosaurus.
Allosaurus was a carnivore while Pachycephalosaurus was a herbivore.
Allosaurus lived during the Jurassic Late while Pachycephalosaurus lived during the Cretaceous Late, separated by roughly 44 million years.
Allosaurus was discovered 66 years earlier, in 1877.
Allosaurus belonged to Theropoda while Pachycephalosaurus belonged to Pachycephalosauria.
比较恐龙
比较恐龙
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