Explore the prehistoric world of fierce dinosaurs. There were some extreme predators that used to roam our Earth! This book delves into the top 10 fiercest dinosaurs, scoring them from least to most deadly! Meet the vicious Troodon with its excellent night-time vision, the humongous T-rex with its powerful jaws, and the unlikely Deinonychus, who takes first place as the deadliest dino. Back in Time is a captivating read, filled with fun, bite-sized facts for both kids and adults to enjoy. Impressive and powerful images showcase these deadly prehistoric predators.