It’s a pass on getting my guts ripped open by Joaquinraptor casali. Some photographs really make you want to become a palaeontologist. Image credit: Matt Lamanna ======================================================================= A new species of predatory dinosaur has been described from fossils found in South America, and to say they are intimidating is an understatement. With a thumb claw that makes the human hand look puny, it’s safe to say that Joaquinraptor casali would’ve been much feared in its ecosystem, back when it was munching crocodiles around 70 million years ago. How do we know it was munching crocodiles? Well, this individual’s jawbone was...