In the misty crags of the Canadian Rockies, a set of ancient footprints has surfaced, each one a whisper from a creature that ...

The dinosaur that made them is said to be between five and six metres long, spiky and armoured with a stiff tail or full club. The species has been named Ruopodosaurus clava.

Fossilized footprints and tracks dating back 50 million years ago discovered at the John Day Fossil Beds National Monument ...