Extinction: Jurassic Predators

Deep in the Amazon jungle a group of scientists are on a dangerous mission. When their guide suddenly abandons them, they find themselves in a savage and hostile environment. However, things turn deadly when they find they are in the middle of a hunting ground for a pack of prehistoric predators long thought extinct. These predators have been living undisturbed for centuries, but now they have something to hunt, and humans have become their prey.