Tyrannosaurus Rex vs Velociraptor

Tyrannosaurus Rex 与 Velociraptor 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	Tyrannosaurus Rex	Velociraptor
学名	Tyrannosaurus rex	Velociraptor mongoliensis
分类	Tyrannosauridae	Dromaeosauridae
时代	Cretaceous Late	Cretaceous Late
食性	Carnivore	Carnivore
体长	12.3 m	2.0 m
体重	3.7 m	0.5 m
体重	8.4 t	15 kg
发现年份	1905	1924
发现地点	Montana, USA	Gobi Desert, Mongolia
命名者	Henry Fairfield Osborn	Henry Fairfield Osborn

演化支： Theropoda

类群： Dromaeosauridae

(盗龙)

两只恐龙在 Theropoda 演化支内拥有共同祖先。

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主要差异

T. rex was roughly 120× heavier than Velociraptor (8,400 kg vs ~15 kg).
Velociraptor was fully feathered and approximately turkey-sized; T. rex may have had sparse feathers only as a juvenile.
T. rex relied on a crushing bite; Velociraptor used its enlarged sickle-shaped toe claw to slash or pin prey.
Velociraptor inhabited the Gobi Desert of Mongolia; T. rex lived in western North America.
Velociraptor had a longer, flatter skull with 28 serrated teeth; T. rex had 50–60 massive banana-sized teeth.

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你知道吗？

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Tyrannosaurus Rex was about 6.2x longer than Velociraptor.

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Tyrannosaurus Rex weighed roughly 560x more than Velociraptor.

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Both Tyrannosaurus Rex and Velociraptor were carnivores.

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Both dinosaurs lived during the Cretaceous Late period and may have coexisted.

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Tyrannosaurus Rex was discovered 19 years earlier, in 1905.

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Tyrannosaurus Rex belonged to Tyrannosauridae while Velociraptor belonged to Dromaeosauridae.

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