"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park.Take a trip through dinosaur time to meet these smart dinosaurs face-to-face: Troodon were the smartest dinosaurs! They would dig their prey (small rodents) out of the ground and could predict the movements of bugs! Giganotosaurus can recognize many dinosaurs from very far away by their smell! The Deinonychus worked together to sneak up on and surround their prey! Plus, you'll get to know Gallimimus, Laellynasaura, Microraptor, and Tyrannosaurus Rex!