The Truth About Killer Dinosaurs is a two-part BBC documentary film, directed by Bill Oddie, in which a group of men test out dinosaur weapons, using studies. The first episode determines the winner of a battle between Tyrannosaurus and Triceratops, and the second compares the strength of an Ankylosaurus and Velociraptor. The episodes were broadcast on BBC 1 in August and September 2005. In the U.S., The Truth About killer Dinosaurs was also known as Dinosaur Face-Off. Episodes and animals These are the episodes and the evidence revealed in them. 1 Tyrannosaurus vs. Triceratops Original air date: August 28, 2005 Tyrannosaurus Evidence of head injuries on Triceratops indicates that Tyrannosaurus rex attacked Triceratops. Using a steel Tyrannosaurus rex skull, scientists learned that Tyrannosaurus could easily crush a small mini cooper. Scientists learn that Tyrannosaurus could run at 3 miles per day. Scanning an endo cast from a Tyrannosaurus rex skull, scientists theorize that Tyrannosaurus rex had a brain similar to that of a modern-day alligator. Tyrannosaurus had nice vision, and a big sense of smell. Tyrannosaurus could bite through bone, at a bite force of at least four tons per square inch. Triceratops Doing a crash test with a Triceratops skull, made of solid resin, scientists learn that contrary to portrayals in the media, Triceratops probably did not charge at predators nor other dinosaurs, for its skull would likely break. Triceratops may have gored its predators. Triceratops was slower than Tyrannosaurus, but was more agile. Face Off An even match. In the episode, it is shown that if the rex makes an attack, it might attack the Triceratops, but if the plant eater discovers a booby trap, he could beat his opponent and kill it. The T. rex is seen stalking the Triceratops. It suddenly runs out of the bush and being fast, it takes the Triceratops. The rex bites into the Triceratops neck, knocks it down and eats it alive. The T. rex is wandering through the forest looking for a tasty meal. It soon comes across two male Triceratops battling. while the two are done battling, the Tyrannosaurus singles one of them as a target. After picking its victim, the T-rex charges, but the Triceratops finds it just in time and turns away to face the hungry killer. The T-rex seizes the horn of the Triceratops and breaks it off. The herbivore tries to retreat again, but the