Description: The fun has evolved into prehistoric pandemonium as you add dinosaurs to your zoo with the Zoo Tycoon Dinosaur Digs expansion pack! Zookeepers will be envious as you let your imagination run wild building the most vibrant and beautiful zoo with dinosaurs and ice age beasts. Manage more than 20 new awe-inspiring creatures including the T-rex, Velociraptor, and Sabre-tooth cat while keeping your animals and guests happy and you will be a Zoo Tycoon! [Microsoft]