The latest research suggests that echidnas and platypuses originate from an aquatic ancestor, rather than a terrestrial one, ...

The latest research suggests that echidnas and platypuses originate from an aquatic ancestor, rather than a terrestrial one, ...

New fossil evidence suggests echidnas evolved from a water-dwelling ancestor, not a land-based one. The bone structure ...

The results suggest semi-aquatic adaptations would have limited Teleoceras major ... I was very surprised to see that Ashfall ...

We may have gotten the evolutionary origins of the echidna backward, as new research suggests its ancestors probably lived in ...

The ancestors of today’s crocodylians survived two mass extinction events. A new study has revealed a key factor behind their ...

Researchers have unearthed fossils of massive freshwater crayfish that once scuttled through the lakes of southern New ...

Why do some ancient animals become fossils while others disappear without a trace? A new study reveals that part of the answer lies in the body itself. The research shows that an animal's size and ...

A study of a 100-million-year-old bone suggests the ancient relative of the echidna and the platypus was semiaquatic — and ...