Anchiornis vs Herrerasaurus
A detailed side-by-side comparison of Anchiornis and Herrerasaurus, covering size, diet, classification, geologic period, and discovery history.
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| Property | Anchiornis | Herrerasaurus |
|---|---|---|
| Scientific Name | Anchiornis huxleyi | Herrerasaurus ischigualastensis |
| Classification | Theropoda | Saurischia |
| Period | Jurassic Late | Triassic Late |
| Diet | Insectivore | Carnivore |
| Length | 0.4 m | 6.0 m |
| Height | 0.2 m | 1.5 m |
| Weight | 0 kg | 350 kg |
| Discovery Year | 2009 | 1963 |
| Discovery Location | Tiaojishan Formation, China | Ischigualasto Formation, Argentina |
| Named By | Xu Xing et al. | Osvaldo Reig |
Size Comparison
smaller than a human child
roughly the length of a large SUV
Weight Comparison
lighter than a human adult
about 5 adult humans
Timeline Comparison
Diet Comparison
Anchiornis
InsectivoreAnchiornis primarily fed on insects and other small invertebrates.
Herrerasaurus
CarnivoreHerrerasaurus was a meat-eating predator, hunting other animals for food.
Classification Comparison
Anchiornis
Herrerasaurus
Group: Saurischia
(Lizard-hipped dinosaurs)
Did You Know?
Herrerasaurus was about 15.0x longer than Anchiornis.
Herrerasaurus weighed roughly 3500x more than Anchiornis.
Anchiornis was a insectivore while Herrerasaurus was a carnivore.
Anchiornis lived during the Jurassic Late while Herrerasaurus lived during the Triassic Late, separated by roughly 92 million years.
Herrerasaurus was discovered 46 years earlier, in 1963.
Anchiornis belonged to Theropoda while Herrerasaurus belonged to Saurischia.
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