Studies of the horns, spikes, plates and clubs of dinosaurs could help settle a long-standing debate over their function ...

Scientists still debate the purpose of this dinosaur's iconic horns and spiky head plate. Find out what we’ve learned about how Triceratops lived and why it went extinct. Triceratops’ enormous ...

In a 1905 paper, for example, paleontologist Richard Swann Lull opined that Triceratops must have charged at foes with its horns tilted down, while species with longer nose horns, such as Alberta ...

but it bears a striking resemblance to the three-horned triceratops, which lived 66 million years ago. This is a male Jackson’s chameleon (Trioceros jacksonii) climbing up a tree branch. You can see ...

Triceratops was a massive herbivorous dinosaur with three sharp horns, a bony frill, and a strong body, roaming North America 68 million years ago. Triceratops had the longest horns among ...

Triceratops was one of the most common dinosaurs at the end of the Cretaceous Period. Its most prominent features are on its head: two long brow horns, a nasal horn, and a bony frill. Its frill had no ...

What do you get when you cross Norse mythology with a 78-million-year-old ancestor to the Triceratops? Answer: Lokiceratops rangiformis, a plant-eating dinosaur with a very fancy set of horns.

This year, CU Boulder said goodbye to a beloved member of the campus community—this one had three horns, a wide frill and was dug up in Wyoming in 1891. That resident was, of course, the fossil skull ...