This weird wasp shared the Earth with the dinosaurs nearly 100 million years ago. Paleontologist studying specimens of the ...

This enormous pterosaur soared above prehistoric North America and may have hunted small animals or scavenged for food on the ground.

A new species of dinosaur named Duonychus tsogtbaatari has been discovered by scientists, and unlike other therizinosaurs, ...

High in Canada’s Rocky Mountains, the animals of an ancient ecosystem can be seen battling for life. The fossils of the Burgess Shale offer a glimpse at the incredible diversity of early life on ...

Mononykus olecranus is a rather strange dinosaur that has perplexed scientists and resisted a definitive classification. Mononykus's most distinctive feature is a pair of short, stunted forelimbs ...