Zimbabwean dinosaur finds are not an extension of South African faunas. They include species unique to the region.

Two dinosaurs fossilized in combat, originally thought to involve a juvenile Tyrannosaurus rex testing its mettle against a Triceratops, actually feature a separate species frequently confused with ...

Add Yahoo as a preferred source to see more of our stories on Google. A herd of ceratopsians (Styracosaurus albertensis) accompanied by an ankylosaur (Euplocephalus tutus) walk through an old river ...

Fossil footprints discovered in Canada show that different dinosaur species sometimes herded together, shedding more light on social interaction among the prehistoric beasts. The footprints at the ...

The meat-eating dinosaurs known as theropods that roamed the ancient Earth ranged in size from the bus-sized Tyrannosaurus rex to the smaller, dog-sized Velociraptor. Scientists puzzling over how such ...

A newly discovered trove of fossilized footprints provides what may be the first evidence of prehistoric diversity in dinosaur herds, though not everyone is convinced. A herd of ceratopsians ...