The platypus and echidna, often regarded as some of the most peculiar animals on Earth, may be hiding a far more complex ...

Of course, not just the platypus but every living organism is a mix of both conserved, primitive characters and evolutionary novelties—thus, a mouse is just as "weird" as a platypus from an ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding ...

As the world's only surviving egg-laying mammals, Australasia's platypus and four echidna species are among the most ...

When it was discovered, the platypus was difficult to classify, bearing characteristics of mammals, reptiles and birds. The platypus type specimen is held in the Natural History Museum's collection To ...

A controversial idea suggests the ancestors of echidnas were more like the platypus. For the first time, fossil evidence ...

In a time of hardship, Hobart resident Pete Walsh turns to the secretive platypus for solace, only to discover it is the platypus that needs his help to survive in a habitat under threat. Preview: In ...

The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ancestor.