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.

Published in Palaeontology, this study offers fresh insights into mammalian evolution, providing evidence that the ecological shifts in the late Cretaceous period were crucial to the development ...

mammal-like hyoids in the Mesozoic mammal evolution. This material relates to a paper that appeared in the 19 July issue of Science, published by AAAS. The paper, by C.-F. Zhou at Shenyang Normal ...

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 ...