The book also introduces readers to prehistoric mustelids, a family of carnivores that includes weasels, badgers and wolverines. These ancient mammals were far larger than their modern relatives.

Mammals are very ancient beasts. The earliest known members of our fuzzy family date back to about 225 million years ago, a time when dinosaurs themselves were newcomers on the evolutionary stage in ...

Languages: English, Spanish Paleontologists have uncovered a previously unknown prehistoric mammal species that was ... landmasses that once made up the ancient supercontinent of Gondwana.

Well, a team of scientists unearthed ancient footprints that offer ... including impressions left behind by prehistoric birds, mammals, lizards and invertebrates. The team's research, recently ...

A new study published Monday in the journal PNAS, upended the widely held theory about monotremes—the most ancient living order of mammals, now down to just platypuses and echidnas.

An incredible fossil depicts an ancient mammal locked in a battle to the death with a dinosaur — a snapshot of the prehistoric past so incredible that researchers carried out additional studies ...

Researchers thought dinosaurs attacked mammals, but this fossil suggests the reverse is true, too. An ancient, badger-like animal had no fear taking down a larger dinosaur. A new paper in ...

Prehistoric animals ... analyzed fossils for eight large mammal species — including the sabertooth cat, the American lion and Camelops hesternus, an ancient camel — that lived between 10,000 ...