A team of international researchers have discovered a new species of primitive mammal capable of swimming in the Middle Jurassic lake beds of China. In a cover article published in Science, the team ...

The discovery of a beaver-like fossil that lived when the dinosaurs ruled the Earth could challenge some currently accepted ideas on mammal evolution. Castorocauda lutrasimilis, which was unearthed in ...

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Only a few years ago, it was easy to pity the mammals that lived during the Age of Dinosaurs. Most paleontologists presumed that those tiny, shrewlike creatures, ecologically marginalized by their ...

In modern times it would be called a chimera, a furry, fish-eating swimmer and burrower a bit bigger than a tree squirrel, with an otterlike body, teeth like a seal, webbed hind feet like a platypus ...

The discovery of a new, remarkably preserved fossil of a beaver-like mammal that lived 164 million years ago is shaking palaeontologists’ understanding of early mammals. Looking as if it was put ...

The discovery of a well-preserved beaver-like mammal fossil from Middle Jurassic deposits in China suggests early mammals may have been a more diverse group than previously thought, Chinese and US ...

In modern times it would be called a chimera, a furry, fish-eating swimmer and burrower a bit bigger than a tree squirrel, with an otter-like body, teeth like a seal, webbed hind feet like a platypus ...

THE first fossils discovered in China shook the family trees of birds and dinosaurs. Now the latest find is shaking our own. The fossil is of a semi-aquatic cousin of modern mammals called ...