The image of the hulking T. rex and its comically undersized arms is deeply ingrained in pop culture, but it isn’t really fair. They were muscular little appendages well-suited to their evolutionary ...

The skulls and necks of Majungasaurus (top) and Carnotaurus (bottom) compared. From Méndez, 2012 Carnotaurus was a weirdo. Not only did this 26-foot predator of Argentina’s Late Cretaceous have ...

If you look at the skeleton of the flesh-eating dinosaur called Carnotaurus, two features instantly stand out: the skull and the arms. The fearsome skull is short, deep and topped by two devilish ...