First air date: Aug 19, 2007 Episode duration: 01h 00m Rating: (7.5) based on 2 votes Status: Ended Seasons: 1 Episodes: 7 Genre: Documentary
Long before humans evolved, our planet was home to some of the most vicious predators ever to have lived. Step back in time to one of the most amazing eras in the history of planet earth and meet terrifying ancient predators.