Download or read book Tracking Tyrannosaurs written by Christopher Sloan and published by National Geographic Books. This book was released on 2013 with total page 52 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book highlights a newly discovered T. Rex relative in China with a coat of downy feathers, which was made public in April 2012. Filled with engaging, lifelike illustrations, this volume explains how T. Rex was only one of many tyrannosaurs that lived on Earth for more than 100 million years. Full color.