Photo: Tyrannosaurus Rex

A skeleton of a tyrannosaurus rex at the Royal Tyrrell Museum of Palaeontology in Drumheller, Alberta, Canada.

A skeleton of a Tyrannosaurus Rex on display at the Royal Tyrrell Museum of Palaeontology in the Drumheller Valley of Alberta, Canada. There are only two other carnivorous dinosaurs larger than a T-Rex, which stood on average at 20 feet tall and 40 feet long. The Tyrannosaurus rex had an acute sense of smell, sight, and sound.