A small badger-like mammal and a juvenile bipedal dinosaur were locked in a battle to the death 125 million years ago when they were both killed and perfectly preserved by a volcanic mudflow.

They are also among the earliest known horned dinosaurs that lived in present-day Asia around 125 to 105 million years ago. An extinct badger-like mammal called Repenomamus robustus is the ...

Tucked up against the dinosaur is a mammal called Repenomamus, which Mallon calls "maybe a badger-sized animal." Repenomamus was among the largest mammals of its day. But it's only a third the ...

Imagine yourself back to the time of the dinosaurs. What would you see? We've created a scavenger hunt that will help bring that time to life for you and your family.

University of Wisconsin researchers discovered a small ankle bone in Wyoming sparking a reconfiguration of the understanding of Dinosaurs, their origin and the widely-accepted theory that the earliest ...