They were muscular little appendages well-suited to their evolutionary purpose. The wimpy-armed Carnotaurus is another story entirely. As you can see in the skeleton up top, Carnotaurus had arms ...

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 ...

Here’s a nice counterbalance for our previous report on Carnotaurus’s wimpy arms – it turns out any shortcomings in its arms were more than made up for with its super-strong tail ...

But Carnotaurus paid a price for its speed.Its caudal ribs may have anchored a powerful running muscle, but they also made its tail very rigid. When theropods ran, they turned in an almost snake ...

The skeleton of Carnotaurus at the Chlupáč Museum in Prague Image from Wikimedia Commons Tyrannosaurus gets a lot of guff for having relatively small, two-fingered hands, but that isn’t really ...

The Carnotaurus, one of the fiercest predators measuring up to 2.9 tons, may have dinky arms, but it's probably the fastest dinosaur to ever roam our planet. Recent studies showed how cousin T.