Utah's Dinosaur 'Death Trap' Reveals Trove of Giant Predators
A nine-ton block of sandstone that was pulled from a Utah mountain late last year holds the biggest fossil trove ever found of the giant predatory dinosaur known as Utahraptor. Covered in feathers, with a huge sickle claw on each second toe, Utahraptor looked like a pumped-up version of the Jurassic Park star Velociraptor. The fossils might help resolve a long-standing debate about whether these predators hunted in groups. In the Jurassic Park films...