We don’t yet know, but specimens like the one at the Smithsonian may hold additional clues. After all, a Ceratosaurus in the hand is worth two in the rock. Reference: Carrano, M., Choiniere, J ...

Another highlight from the category is the “largest piece of Mars on Earth.” The Martian Meteorite, which Sotheby’s has ...

A 6-foot-tall Ceratosaurus fossil is going up for auction at Sotheby's this July. Find out what makes this dinosaur so rare and valuable. ... and now he's ready to hand it off to someone else.

Ceratosaurus was not among the last dinosaurs — those who would have fallen victim to the asteroid that barreled into our planet some 66 million years ago. Scientists still don’t exactly know why it ...

A 6-Foot Dino—a T-Rex Cousin—Is Headed to Auction This Month It’s the only known juvenile specimen of the Ceratosaurus, a carnivorous dinosaur that lived around 149 to 154 million years ago ...

Sotheby's is auctioning a Ceratosaurus skeleton that used to be displayed at the Mountain America Museum of Ancient Life in Utah. Do dinosaur bones belong in a museum or a "McMansion?" ...

A 6-foot-tall Ceratosaurus fossil is going up for auction at Sotheby’s this July. Find out what makes this dinosaur so rare and valuable. ... and now he’s ready to hand it off to someone else.