39130 Million Years Ago, ChinaGrip scurried through the forest at dawn, racing along the trail of scent. It was thickening, so he knew he was getting closer. Any minute now, he would find the next killer dinosaur. He couldn't wait. The blood of the first two he'd killed was still fresh on his lips. He had a terrible hunger for more of the same, for more revenge against the ones who'd slaughtered his mate and pups. Four of the killers were still alive and on the move. He'd tracked them from the place where he'd killed the first two, but they'd split up; forced to choose which of the four to follow, he'd picked the one who'd made him the angriest, the one who smelled most like his dead family. The one he saw when he pushed through a patch of ferns into a sun-dappled clearing. Grip f

