Chris Packham goes on an investigative journey into the mysteries of planet Earth's super predator - Tyrannosaurus rex. The latest groundbreaking paleontological discoveries combined with studies of modern animals are redefining this iconic dinosaur.
Tackling everything from the way he looked, moved, socialized - even down to his terrifying roar - Chris strips away Hollywood myths to uncover the amazing truth, and utilizing the latest CGI wizardry, he rebuilds the most authentic T rex ever seen from the bones up.

The series ‘Life on Our Planet’ brought to life by Steven Spielberg and narrated by Morgan Freeman, unfolds the remarkable and epic four-billion-year journey of life on Earth. Its captivating narrative explores the continuous battle of life to conquer and survive, delving into the history of the 20 million species that exist today. However, what we witness is merely a snapshot in time; 99% of Earth's inhabitants are buried in our deep past. This series weaves the tales of these dynasties, chronicling their rise and fall in a story that is as incredible as it is enlightening, sparking a profound interest in the history and resilience of life on Earth.
The first episode traces the evolution of life on our planet and highlights the diversity of life, from ancient sharks to the reign of dinosaurs and the emergence of mammals. The episode showcases the constant struggle for survival and adaptation across different eras, illustrating the dynamic and often brutal nature of Earth's evolution.