After the extinction of dinosaurs came the age of mammals. A new book brings readers into this ... Some species were first discovered centuries ago and were given scientific names without an ...

The earliest known mammals were the morganucodontids ... of genes in a living animal's DNA like an evolutionary history book. The scientists can then determine how closely these animals are ...

Earliest member of human mammal group? PITTSBURGH, Pennsylvania (CNN) --A 5-inch-long creature that looked more like a mouse than a man may be the earliest known member of the mammal group that ...

The newly discovered Jurassic mammaliaform Microdocodon offers the earliest-known evidence of the derived, mammal-like hyoids in the Mesozoic mammal evolution. This material relates to a paper ...