Deinonychus vs Nigersaurus
A detailed side-by-side comparison of Deinonychus and Nigersaurus, covering size, diet, classification, geologic period, and discovery history.
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| Property | Deinonychus | Nigersaurus |
|---|---|---|
| Scientific Name | Deinonychus antirrhopus | Nigersaurus taqueti |
| Classification | Dromaeosauridae | Sauropoda |
| Period | Cretaceous Early | Cretaceous Early |
| Diet | Carnivore | Herbivore |
| Length | 3.4 m | 9.0 m |
| Height | 0.9 m | 2.0 m |
| Weight | 73 kg | 4.0 t |
| Discovery Year | 1969 | 1999 |
| Discovery Location | Montana, USA | Elrhaz Formation, Niger |
| Named By | John Ostrom | Paul Sereno et al. |
Size Comparison
about the size of a human adult
roughly the length of a large SUV
Weight Comparison
about 1 adult humans
comparable to 4.0 small cars
Timeline Comparison
Deinonychus and Nigersaurus both lived during the Cretaceous Early period and may have shared the same habitats.
Diet Comparison
Deinonychus
CarnivoreDeinonychus was a meat-eating predator, hunting other animals for food.
Nigersaurus
HerbivoreNigersaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Classification Comparison
Deinonychus
Nigersaurus
Did You Know?
Nigersaurus was about 2.6x longer than Deinonychus.
Nigersaurus weighed roughly 55x more than Deinonychus.
Deinonychus was a carnivore while Nigersaurus was a herbivore.
Both dinosaurs lived during the Cretaceous Early period and may have coexisted.
Deinonychus was discovered 30 years earlier, in 1969.
Deinonychus belonged to Dromaeosauridae while Nigersaurus belonged to Sauropoda.
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