Allosaurus vs Tyrannosaurus Rex
Allosaurus 与 Tyrannosaurus Rex 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 | Tyrannosaurus Rex |
|---|---|---|
| 学名 | Allosaurus fragilis | Tyrannosaurus rex |
| 分类 | Theropoda | Tyrannosauridae |
| 时代 | Jurassic Late | Cretaceous Late |
| 食性 | Carnivore | Carnivore |
| 体长 | 9.7 m | 12.3 m |
| 体重 | 3.5 m | 3.7 m |
| 体重 | 2.3 t | 8.4 t |
| 发现年份 | 1877 | 1905 |
| 发现地点 | Garden Park, Colorado, USA | Montana, USA |
| 命名者 | Othniel Charles Marsh | Henry Fairfield Osborn |
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roughly the length of a large SUV
about as long as 2 cars end-to-end
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comparable to 2.3 small cars
about the weight of 1.4 elephants
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Allosaurus
CarnivoreAllosaurus 是以狩猎其他动物为食的肉食性捕食者。
Tyrannosaurus Rex
CarnivoreTyrannosaurus Rex 是以狩猎其他动物为食的肉食性捕食者。
分类
Allosaurus
Tyrannosaurus Rex
主要差异
- Allosaurus (9.7 m, ~2,300 kg) was significantly smaller and lighter than T. rex (12.3 m, ~8,400 kg).
- Allosaurus lived 80 million years earlier in the Late Jurassic; T. rex was a Late Cretaceous predator.
- T. rex had a bone-crushing bite; Allosaurus had a weaker bite but likely used a hatchet-like strike with its upper jaw.
- Allosaurus had three-fingered hands with large claws; T. rex had vestigial two-fingered arms.
- Allosaurus was the apex predator of the Morrison Formation, hunting sauropods; T. rex dominated the Hell Creek ecosystem.
你知道吗？
Tyrannosaurus Rex weighed roughly 4x more than Allosaurus.
Both Allosaurus and Tyrannosaurus Rex were carnivores.
Allosaurus lived during the Jurassic Late while Tyrannosaurus Rex lived during the Cretaceous Late, separated by roughly 44 million years.
Allosaurus was discovered 28 years earlier, in 1877.
Allosaurus belonged to Theropoda while Tyrannosaurus Rex belonged to Tyrannosauridae.
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