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 ...

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 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 ...