Ankylosaurus vs Maiasaura
A detailed side-by-side comparison of Ankylosaurus and Maiasaura, covering size, diet, classification, geologic period, and discovery history.
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| Property | Ankylosaurus | Maiasaura |
|---|---|---|
| Scientific Name | Ankylosaurus magniventris | Maiasaura peeblesorum |
| Classification | Ankylosauria | Hadrosauridae |
| Period | Cretaceous Late | Cretaceous Late |
| Diet | Herbivore | Herbivore |
| Length | 10.0 m | 9.0 m |
| Height | 1.7 m | 2.3 m |
| Weight | 6.0 t | 4.0 t |
| Discovery Year | 1908 | 1979 |
| Discovery Location | Hell Creek Formation, Montana, USA | Two Medicine Formation, Montana, USA |
| Named By | Barnum Brown | Jack Horner & Robert Makela |
Size Comparison
about as long as 2 cars end-to-end
roughly the length of a large SUV
Weight Comparison
about the weight of 1.0 elephants
comparable to 4.0 small cars
Timeline Comparison
Ankylosaurus and Maiasaura both lived during the Cretaceous Late period and may have shared the same habitats.
Diet Comparison
Ankylosaurus
HerbivoreAnkylosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Maiasaura
HerbivoreMaiasaura was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Classification Comparison
Ankylosaurus
Maiasaura
Did You Know?
Both Ankylosaurus and Maiasaura were herbivores.
Both dinosaurs lived during the Cretaceous Late period and may have coexisted.
Ankylosaurus was discovered 71 years earlier, in 1908.
Ankylosaurus belonged to Ankylosauria while Maiasaura belonged to Hadrosauridae.
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