WASHINGTON, July 18 (Reuters) - A shrew-like primitive mammal that inhabited China 165 million years ago represents a milestone in mammalian evolution, scientists said on Thursday, boasting a key ...

A shrew-like primitive mammal that inhabited China 165 million years ago represents a milestone in mammalian evolution, scientists said on Thursday, boasting a key anatomical trait in its throat that ...

WHEN, nearly forty years ago, Dr. Broom went to Australia to study the most primitive mammals now surviving, very little that was more than conjecture was known of the origin of mammals. As the result ...

Which group of mammals has the more 'primitive' reproductive strategy -- marsupials, with their short gestation periods, or humans and other placental mammals, which have long gestation periods? For ...

The three stages of mammalian backbone evolution are far clearer now, thanks to work by a team of researchers that examined fossilized backbones of primitive mammal ancestors and applied novel ...

Researchers at Uppsala University, Swedish University of Agricultural Sciences and Broad Institute have discovered a previously unknown gene ZBED6 that is unique to placental mammals. The gene ...

Scientists have just published compelling evidence that your great (great great…) grandmother was a shrew. Or rather, a shrew-like creature. A team of researchers discovered a new fossil species that ...

An artist’s impression depicts Kryoryctes at Dinosaur Cove in Australia. New research supports the hypothesis that Kryoryctes is a common ancestor of both the platypus and echidna. - Peter Schouten ...

At a time when the vast majority of mammals were the size of shrews and mice, Vintana sertichi was a super heavyweight. Researchers have unearthed the skull of a primitive mammal with remarkably keen ...

Ancestors of camels, horses, rhinos and other animals may have evolved in Asia and crossed a land bridge to the Americas and then to Europe during a brief warm spell 55 million years ago, a study ...

A newly identified primitive mammal-like animal was agile, sleek and had a voracious appetite for meat. The animal, identified as a varanopid pelycosaur and part of the genus Aerosaurus, looked like ...

"Most people, including Australians, don’t know about most mammals in Australia," says Jack Ashby, author of the new book Platypus Matters . Reading time 5 minutes Eighty-six years ago today, the last ...