World’s Biggest Triceratops Skull Shows Puncture Wound From Rival’s Horns Inflicted in a Battle: Study

Courtesy of Ferrara A., and Briano I. via Ruggero D’Anastasio et al

The world’s biggest triceratops had a “combat wound” in its skull inflicted by the three-foot-long horns of a rival, new research reveals.

The dinosaur—nicknamed “Big John”—is believed to have suffered the injury during a fight over territory or a mate.