Anchiornis vs Oviraptor

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

Side-by-Side Comparison

Property Anchiornis Oviraptor
Scientific Name Anchiornis huxleyi Oviraptor philoceratops
Classification Theropoda Theropoda
Period Jurassic Late Cretaceous Late
Diet Insectivore Omnivore
Length 0.4 m 1.6 m
Height 0.2 m 0.8 m
Weight 0 kg 33 kg
Discovery Year 2009 1924
Discovery Location Tiaojishan Formation, China Gobi Desert, Mongolia
Named By Xu Xing et al. Henry Fairfield Osborn

Size Comparison

Anchiornis 0.4 m

smaller than a human child

Oviraptor 1.6 m

about the size of a human adult

Weight Comparison

Anchiornis 0 kg

lighter than a human adult

Oviraptor 33 kg

lighter than a human adult

Timeline Comparison

Anchiornis
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya
Oviraptor
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya

Diet Comparison

Anchiornis

Insectivore

Anchiornis primarily fed on insects and other small invertebrates.

Oviraptor

Omnivore

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

Classification Comparison

Anchiornis

Clade: Saurischia

Group: Theropoda

(Beast feet)

Oviraptor

Clade: Saurischia

Group: Theropoda

(Beast feet)

Both dinosaurs share a common ancestor within the Theropoda clade.

Did You Know?

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Oviraptor was about 4.0x longer than Anchiornis.

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Oviraptor weighed roughly 330x more than Anchiornis.

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Anchiornis was a insectivore while Oviraptor was a omnivore.

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Anchiornis lived during the Jurassic Late while Oviraptor lived during the Cretaceous Late, separated by roughly 44 million years.

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Oviraptor was discovered 85 years earlier, in 1924.

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Both belong to the Theropoda clade, making them relatively close relatives.

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