The researchers extended their analysis to eight exemplary fossil species from four continents spanning 300 million years of evolution. The species ranged from the 35g proto-mammal Megazostrodon ...

The evolution of mammals has been marked by significant events, such as the mass extinction that wiped out non-avian ...

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 ...

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 ...

Related: I'm an evolutionary biologist who investigates real-time evolution in bacteria. These are my 5 must-read science books. Our outer ears and those of other mammals are made of a subtype of ...

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 ...

View Full Profile. Learn about our Editorial Policies. When comparing the newly sequenced bat genomes to other mammals, the researchers found that some immune gene families were expanded. However, ...

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.