Apatosaurus vs Brachiosaurus
A detailed side-by-side comparison of Apatosaurus and Brachiosaurus, covering size, diet, classification, geologic period, and discovery history.
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| 属性 | Apatosaurus | Brachiosaurus |
|---|---|---|
| 学名 | Apatosaurus ajax | Brachiosaurus altithorax |
| 分類 | Sauropoda | Sauropoda |
| 時代 | Jurassic Late | Jurassic Late |
| 食性 | Herbivore | Herbivore |
| 全長 | 22.0 m | 26.0 m |
| Height | 4.5 m | 13.0 m |
| 体重 | 22.7 t | 56.0 t |
| 発見年 | 1877 | 1903 |
| 発見場所 | Morrison Formation, Colorado, USA | Grand River Valley, Colorado, USA |
| 命名者 | Othniel Charles Marsh | Elmer S. Riggs |
Size Comparison
about as long as 4 cars end-to-end
about as long as 5 cars end-to-end
Weight Comparison
about the weight of 3.8 elephants
heavier than 9 African elephants
Timeline Comparison
Apatosaurus and Brachiosaurus both lived during the Jurassic Late period and may have shared the same habitats.
Diet Comparison
Apatosaurus
HerbivoreApatosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Brachiosaurus
HerbivoreBrachiosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Classification Comparison
Apatosaurus
Brachiosaurus
Both dinosaurs share a common ancestor within the Sauropoda clade.
Did You Know?
Brachiosaurus weighed roughly 2x more than Apatosaurus.
Both Apatosaurus and Brachiosaurus were herbivores.
Both dinosaurs lived during the Jurassic Late period and may have coexisted.
Apatosaurus was discovered 26 years earlier, in 1877.
Both belong to the Sauropoda clade, making them relatively close relatives.
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