Saber-toothed predators—best known from the infamous Smilodon—evolved multiple times across different mammal groups. A study ...

A new study outlines the ways by which city life may be shaping the evolution of urban coyotes, the highly adaptable ...

"This is unusual and tells us a lot about how mammals' evolution took place.” Small mammals living today have much shorter lifespans, some surviving for as little as 12 months, and maturing ...

Learn how a variety of tooth shapes drove evolution across multiple kinds of mammals.

A recent study has uncovered the surprising evolutionary origin of the mammalian outer ear, linking it to the gills of ancient fish and marine invertebrates. The research reveals that both structures ...

Yet their striking resemblance to shrews and other spiny mammals is not merely a coincidence, instead representing a clear example of convergent evolution. In this intriguing scenario, mammals in ...

The short-beaked echidna (Tachyglossus aculeatus) is one of Australia's most iconic animals. Belonging to a unique group of ...

The short-beaked echidna (Tachyglossus aculeatus)  is one of Australia’s most iconic animals. Belonging to a unique group of ...

Twins are pretty rare, accounting for just 3% of births in the US these days. But new research shows that for primates 60 ...