Deinonychus vs Dracorex

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

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Side-by-Side Comparison

الخاصية Deinonychus Dracorex
الاسم العلمي Deinonychus antirrhopus Dracorex hogwartsia
التصنيف Dromaeosauridae Pachycephalosauria
الحقبة Cretaceous Early Cretaceous Late
النظام الغذائي Carnivore Herbivore
الطول 3.4 m 3.0 m
Height 0.9 m 1.2 m
الوزن 73 kg 200 kg
سنة الاكتشاف 1969 2006
موقع الاكتشاف Montana, USA Hell Creek Formation, South Dakota, USA
سُمي بواسطة John Ostrom Robert Bakker et al.
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Size Comparison

Deinonychus 3.4 m

about the size of a human adult

Dracorex 3.0 m

about the size of a human adult

Weight Comparison

Deinonychus 73 kg

about 1 adult humans

Dracorex 200 kg

about 3 adult humans

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Timeline Comparison

Deinonychus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
Dracorex
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
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Diet Comparison

Deinonychus

Carnivore

Deinonychus was a meat-eating predator, hunting other animals for food.

Dracorex

Herbivore

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

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Classification Comparison

Deinonychus

Clade: Theropoda

Group: Dromaeosauridae

(Raptors)

Dracorex

Clade: Ornithischia

Group: Pachycephalosauria

(Thick-headed lizards)

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Did You Know?

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Dracorex weighed roughly 3x more than Deinonychus.

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Deinonychus was a carnivore while Dracorex was a herbivore.

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Deinonychus lived during the Cretaceous Early while Dracorex lived during the Cretaceous Late, separated by roughly 0 million years.

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Deinonychus was discovered 37 years earlier, in 1969.

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Deinonychus belonged to Dromaeosauridae while Dracorex belonged to Pachycephalosauria.

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