This adds to evidence that mammals were more diverse during the age of dinosaurs than previously realised. The work is published by an international team of scientists in this week's Nature.

Mammals have existed for 170-225 million years and some ancient mammals that lived alongside dinosaurs were called ...

Before the asteroid hit, Steve described mammals as “staying and diversifying in the shadows” while dinosaurs “eventually took over from the crocodiles, got bigger and spread around the ...

The fight scene, preserved in a fossil discovered in China, suggests that small mammals preyed on the dinosaurs that ruled Earth during the Cretaceous period more than previously thought ...

Although they came into their own only after the extinction of the dinosaurs some 65 million years ago, mammals had maintained a low-profile existence for some 150 million years before that.

After the extinction of dinosaurs came the age of mammals. A new book brings readers into this world with well-researched ...

So far, what Gondwanax and its fellow silesaurids reveal is that the rise of the dinosaurs wasn’t a sudden, dramatic event.

An ancient reptile fossil named Gondwanax parisiensis, dating back 237 million years, has been discovered in southern Brazil.

Charles Emogor, who lives in Cambridge, set up Pangolino in his home country Nigeria in a bid to save the endangered animal, ...

A fossil, believed to be one of the oldest ever, could help explain the rise of the dinosaurs. Scientists in Brazil announced ...

“Every nook and cranny and bump that occurs on a bone can tell us something about where the muscles or tendons attached and ...