Zuul’s torso and legs are still encased in a block of rock, which will take several years to chip off. But, the dinosaur is already painting a more accurate picture of ankylosaurids.

The mighty Zuul crurivastator, a recently discovered Cretaceous dinosaur, had a sledgehammer tail that could topple tyrannosaurs. embark-mz3510_20181127_00264 A team of technicians has labored for ...

The Royal Ontario Museum has unveiled a new species of ankylosaur, based on an almost complete skeleton and some preserved soft tissue that doesn’t normally fossilize. Meet Zuul crurivastator ...

Actor Dan Aykroyd poses in the Royal Ontario Museum's paleontology collections room with fossils of Zuul crurivastator, a new species of armored dinosaur named after the beast Zuul from the film ...

The Zuul dinosaur was about 20 feet long and weighed more than 2.5 tons, according to the Royal Ontario Museum. This illustration shows how its size compares to paleoartist Danielle Dufault.

It was more of a leg buster, but scientists have named a spiky, tank-like dinosaur that wielded a sledge-hammer tail after the fanciful beast Zuul from the blockbuster film "Ghostbusters". The ...