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 ...

New information on the forearm and manus of Ceratosaurus nasicornis Marsh, 1884 (Dinosauria, Theropoda), with implications for theropod forelimb evolution. 10.1080/02724634.2015.1054497. Gilmore. 1920 ...

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.

The museum’s Ceratosaurus mount is in a tough spot. ... He also notes the fossilized hand of a duck-billed hadrosaur dinosaur in the museum’s collection displays a similar pathology.

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 ...

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?" ...

The 150-million-year-old specimen is valued at up to $6 million by Sotheby’s. Some paleontologists worry this auction and earlier ones are driving fossil market speculators.

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.