Triceratops reigns alone again

Fossil comparison upholds dinosaur as separate type

Triceratops may no longer have an identity crisis. As paleontologists lock horns on whether these dinosaurs were just baby versions of the larger Torosaurus, the latest clues suggest the two were indeed separate kinds of dinosaurs.

DUELING DINOS Skulls from Triceratops (bottom) and Torosaurus (top) have revealed old and young individuals in both kinds of dinosaurs, challenging the claim that one dinosaur is merely the younger version of the other.