5 Tyrannosaurus Rex 4

12 Protoceratops 2

T-Rex

Protoceratops

T-Rex chased Protoceratops, then Protoceratops snapped T-Rex's tiny arms.

T-Rex soon won the battle as it chomped Protoceratops to death.

2 Allosaurus 8

15 Wannosaurus 1

Allosaurus

Wannosaurus

Allosaurus was hungry for flesh. Wannosaurus tried to headbutt Allosaurus, but Allosaurus grabbed Wannosaurus and ripped Wannosaurus's head off to eat.

4 Utahraptor 5

13 Atlascopcosaurus 1

Utahraptor

Atlascopcosaurus

Utahraptor chases Atlascopcosaurus, but Atlascopcosaurus is too fast. Eventually, Atlascopcosaurus becomes unaware that it's being watched, and Atlascopcosaurus can't run in time and gets caught. Utahraptor eats Atlascopcosaurus's head.

6 Triceratops 1

11 Hadrosaurus 0

Triceratops

Hadrosaurus

A close battle, Hadrosaurus charged Triceratops. Then

Triceratops stabbed Hadrosaurus with its horns,

and Hadrosaurus died.

14 Leaellynasaura 1

3 Velociraptor 4

Leaellynasaura.

Velociraptor.

Leaellynasaura pecks and claws at Velociraptor's legs.

Then Velociraptor bites at Leaellynasaura's feet. Leaellynasaura "the chickens of the cretaceous"

loses the battle as Velociraptor claws the eyeballs out of Leaellynasaura's skull.

Note the time zones of many of the dinosaur battles are inaccurate. The numbers are points as in advantages each dinosaur has.

Atlascopcosaurus was a 10-foot-long herbivorous dinosaur.

Atlascopcosaurus was named after the Atlas Copco company for providing equipment for the expedition in 1984, five years before Leaellynasaura was discovered.

The original Atlascopcosaurus fossil was a maxilla.