Ankylosaurus vs Ornithomimus

A detailed side-by-side comparison of Ankylosaurus and Ornithomimus, covering size, diet, classification, geologic period, and discovery history.

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Side-by-Side Comparison

Özellik Ankylosaurus Ornithomimus
Bilimsel Ad Ankylosaurus magniventris Ornithomimus edmontonicus
Sınıflandırma Ankylosauria Ornithomimosauria
Dönem Cretaceous Late Cretaceous Late
Diyet Herbivore Omnivore
Uzunluk 10.0 m 3.8 m
Height 1.7 m 1.4 m
Ağırlık 6.0 t 170 kg
Keşif Yılı 1908 1890
Keşif Yeri Hell Creek Formation, Montana, USA Alberta, Canada
Adlandıran Barnum Brown Othniel Charles Marsh
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Size Comparison

Ankylosaurus 10.0 m

about as long as 2 cars end-to-end

Ornithomimus 3.8 m

about the size of a human adult

Weight Comparison

Ankylosaurus 6.0 t

about the weight of 1.0 elephants

Ornithomimus 170 kg

about 2 adult humans

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Timeline Comparison

Ankylosaurus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
Ornithomimus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Ankylosaurus and Ornithomimus both lived during the Cretaceous Late period and may have shared the same habitats.

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Diet Comparison

Ankylosaurus

Herbivore

Ankylosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.

Ornithomimus

Omnivore

Ornithomimus had an omnivorous diet, consuming both plants and small animals.

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Classification Comparison

Ankylosaurus

Clade: Thyreophora

Group: Ankylosauria

(Fused lizards)

Ornithomimus

Clade: Theropoda

Group: Ornithomimosauria

(Bird-mimic dinosaurs)

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Did You Know?

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Ankylosaurus was about 2.6x longer than Ornithomimus.

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Ankylosaurus weighed roughly 35x more than Ornithomimus.

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Ankylosaurus was a herbivore while Ornithomimus was a omnivore.

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

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Ornithomimus was discovered 18 years earlier, in 1890.

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Ankylosaurus belonged to Ankylosauria while Ornithomimus belonged to Ornithomimosauria.

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