Come with us on a trip back through time.
It is 150 million years ago -- a steamy Jurassic afternoon in a part of the world that will eventually come to be known as Utah.
A meat-eating allosaurus is looking for food, and spies a baby apatosaurus, cowering beneath its mother.
"So he wants to come in and knock off the baby," said Matt Lamanna, a paleontologist helping to set the scene for us. "Naturally, the mother isn't too excited about that, so she's swinging her tail at the allosaurus,...Full Story