Amargasaurus vs Anchiornis

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

{# ═══════════════════════════════════════════════════════════════════════════ Side-by-side comparison table ═══════════════════════════════════════════════════════════════════════════ #}

Side-by-Side Comparison

Eigenschaft Amargasaurus Anchiornis
Wissenschaftlicher Name Amargasaurus cazaui Anchiornis huxleyi
Klassifikation Sauropoda Theropoda
Zeitraum Cretaceous Early Jurassic Late
Ernährung Herbivore Insectivore
Länge 10.0 m 0.4 m
Height 2.5 m 0.2 m
Gewicht 2.6 t 0 kg
Entdeckungsjahr 1991 2009
Fundort La Amarga Formation, Argentina Tiaojishan Formation, China
Benannt von Leonardo Salgado & Jose Bonaparte Xu Xing et al.
{# ═══════════════════════════════════════════════════════════════════════════ Visual size comparison ═══════════════════════════════════════════════════════════════════════════ #}

Size Comparison

Amargasaurus 10.0 m

about as long as 2 cars end-to-end

Anchiornis 0.4 m

smaller than a human child

Weight Comparison

Amargasaurus 2.6 t

comparable to 2.6 small cars

Anchiornis 0 kg

lighter than a human adult

{# ═══════════════════════════════════════════════════════════════════════════ Timeline comparison ═══════════════════════════════════════════════════════════════════════════ #}

Timeline Comparison

Amargasaurus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
Anchiornis
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
{# ═══════════════════════════════════════════════════════════════════════════ Diet comparison ═══════════════════════════════════════════════════════════════════════════ #}

Diet Comparison

Amargasaurus

Herbivore

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

Anchiornis

Insectivore

Anchiornis primarily fed on insects and other small invertebrates.

{# ═══════════════════════════════════════════════════════════════════════════ Classification comparison ═══════════════════════════════════════════════════════════════════════════ #}

Classification Comparison

Amargasaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Anchiornis

Clade: Saurischia

Group: Theropoda

(Beast feet)

{# ═══════════════════════════════════════════════════════════════════════════ Key differences (from DinoComparison model) ═══════════════════════════════════════════════════════════════════════════ #} {# ═══════════════════════════════════════════════════════════════════════════ Did You Know? fun facts ═══════════════════════════════════════════════════════════════════════════ #}

Did You Know?

💡

Amargasaurus was about 25.0x longer than Anchiornis.

💡

Amargasaurus weighed roughly 26000x more than Anchiornis.

💡

Amargasaurus was a herbivore while Anchiornis was a insectivore.

💡

Amargasaurus lived during the Cretaceous Early while Anchiornis lived during the Jurassic Late, separated by roughly 61 million years.

💡

Amargasaurus was discovered 18 years earlier, in 1991.

💡

Amargasaurus belonged to Sauropoda while Anchiornis belonged to Theropoda.

{# ═══════════════════════════════════════════════════════════════════════════ Related comparisons ═══════════════════════════════════════════════════════════════════════════ #} {# ═══════════════════════════════════════════════════════════════════════════ Explore these dinosaurs ═══════════════════════════════════════════════════════════════════════════ #}

Explore These Dinosaurs

Explore the Natural World

Discover more across the Nature FYI family