Silver is an adult female Utahraptor that imigrated from Mongolia to Utah and met her mate, Bark. She and Bark work together to survive in the unforgiving Utah wilderness, hunting Iguanodons and Astrodons, confidently chasing out smaller Deinonychs, and living fairly peacefully. But when a pack of bachelor Acrocanthosaurs move into the territory and kill most of the prey, will Silver and Bark survive, now that Silver is pregnant with the next Utahraptor generation? Read to find out!