Spinosaurus vs Tyrannosaurus Rex
A detailed side-by-side comparison of Spinosaurus and Tyrannosaurus Rex, covering size, diet, classification, geologic period, and discovery history.
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| Propriedade | Spinosaurus | Tyrannosaurus Rex |
|---|---|---|
| Nome cientรญfico | Spinosaurus aegyptiacus | Tyrannosaurus rex |
| Classificaรงรฃo | Spinosauridae | Tyrannosauridae |
| Perรญodo | Cretaceous Early | Cretaceous Late |
| Dieta | Piscivore | Carnivore |
| Comprimento | 15.0 m | 12.3 m |
| Height | 5.2 m | 3.7 m |
| Peso | 7.4 t | 8.4 t |
| Ano de descoberta | 1912 | 1905 |
| Local de descoberta | Bahariya Oasis, Egypt | Montana, USA |
| Nomeado por | Ernst Stromer | Henry Fairfield Osborn |
Size Comparison
Spinosaurus
15.0 m
about as long as 3 cars end-to-end
Tyrannosaurus Rex
12.3 m
about as long as 2 cars end-to-end
Weight Comparison
Spinosaurus
7.4 t
about the weight of 1.2 elephants
Tyrannosaurus Rex
8.4 t
about the weight of 1.4 elephants
Timeline Comparison
Spinosaurus
Tyrannosaurus Rex
Diet Comparison
Spinosaurus
PiscivoreSpinosaurus was a fish-eater, specialized in catching aquatic prey.
Tyrannosaurus Rex
CarnivoreTyrannosaurus Rex was a meat-eating predator, hunting other animals for food.
Classification Comparison
Spinosaurus
Tyrannosaurus Rex
Both dinosaurs share a common ancestor within the Theropoda clade.
Diferenรงas principais
- Spinosaurus (up to 15 m) was longer than T. rex (up to 12.3 m), making it the largest known predatory dinosaur.
- T. rex had the most powerful bite force of any land animal (~57,000 N); Spinosaurus had a weaker but longer, crocodile-like jaw suited for catching fish.
- Spinosaurus was semi-aquatic with dense bones for buoyancy, while T. rex was a terrestrial apex predator.
- T. rex lived in western North America during the Late Cretaceous; Spinosaurus roamed North Africa in the Early Cretaceous.
- Spinosaurus had a prominent sail or hump on its back up to 1.8 m tall; T. rex had no such structure.
Did You Know?
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Spinosaurus was a piscivore while Tyrannosaurus Rex was a carnivore.
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Spinosaurus lived during the Cretaceous Early while Tyrannosaurus Rex lived during the Cretaceous Late, separated by roughly 0 million years.
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Tyrannosaurus Rex was discovered 7 years earlier, in 1905.
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Spinosaurus belonged to Spinosauridae while Tyrannosaurus Rex belonged to Tyrannosauridae.
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