The rhinoceros of the Cretaceous, and T. rex's eternal sparring partner. Two meter-long brow horns and a solid bone frill made an adult Triceratops one of the few animals a tyrannosaur would think twice about — healed bite wounds on frills show some survived the encounter.
Length9 m
Height3 m
Weight8,000 kg
Top speed30 km/h
Field notes
- Fossil frills show healed T. rex bite marks — some fights were survived.
- Its skull alone could be 2.5 meters long.
- It shed and regrew horn material throughout life.