All living mammals today, including us, descend from the one line that survived. During the next 145 million years of evolution, the dominance of dinosaurs ensured that our distant mammalian ...

"The reorganization of synapsid jaws through this time has long been known as a big step towards the evolution of mammals," added Dr. Armin Elsler, a collaborator on the study. "These changes don ...

Scientists confirm that orcas and dolphins have lost the ability to return to dry land due to irreversible evolutionary ...

Although they came into their own only after the extinction of the dinosaurs some 65 million years ago, mammals had maintained a low-profile existence for some 150 million years before that.

We study the evolution of mammals, especially those that lived after dinosaur extinction and during past intervals of climate change, the structure and dynamics of Mesozoic ecosystems recorded in ...

The story of mammals is a fascinating tale of adaptation and survival, tracing back to the time of dinosaurs. The mammalian lineage has undergone significant transformations since its earliest ...

Well, there's actually an important trade off for this nuisance. Only a handful of mammals can regrow teeth multiple times, compared to the 50,000 species of reptiles and fish. Take geckos ...

What features distinguish primates from other mammals? This question is of central importance to Biological Anthropology - the study of primate adaptation and evolution. In addition to having ...

Grasshoppers appeared. But perhaps the biggest changes came with the evolution of dinosaurs and the first mammals in the late Triassic, starting around 230 million years ago. The Triassic closed ...