Extras
A fight breaks out amongst the mega herd of Pachyrhinosaurus gathering to migrate north
A young Albertosaurus, a relative of T. Rex, earns her place in a fierce hunting pack.
Did the asteroid kill the T. rex and Triceratops?
The Walking With Dinosaurs team reveal how they created the Spinosaurus.
How did dinosaur fossils get there?
Millions of years ago, dinosaurs ruled the Earth. But underwater it was a totally different world.
Did Pachyrhinosaurus bones always gather in such great numbers?
In late Cretaceous Alberta, many apex predators roamed free, so how did the prey survive?
Imagine finding a rare fossil that you鈥檝e been desperate to find - only for it to be put at risk.
What would make a Utahraptor so much larger than other raptor species?