Studying ancient mammals helps scientists understand how life evolved and adapted over millions of years. Fossil discoveries provide valuable insights into extinct species, revealing their behaviors, ...

The evolutionary journey from primitive plesiadapiforms to early primates during the Paleocene and Eocene epochs represents a critical chapter in mammalian history. Fossil records from these periods ...

A new look at a fossil mammal with powerful front legs for digging is clearing up questions about the origin of a group of strange and scaly modern-day creatures called pangolins. First excavated in ...

An abrupt episode of global warming and major changes in plant and animal life marked the transition between the Paleocene and Eocene epochs about 55 million years ago. Several groups of mammals, ...

New Haven, Conn. — For more than 140 years, Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them ...

Resolving the timing and pattern of early placental mammal evolution has been confounded by conflict among divergence date estimates from interpretation of the fossil record and frommolecular-clock ...

Paleontologists uncovered another rare fossil in Texas. This time, it's a 60-million-year-old fossil of a giant possum-like mammal that is reported to be the largest marsupial found in the North ...

BIG BEND NATIONAL PARK, Texas — Paleontologists have found fossilized remains of a giant possum-like mammal that lived 60 million years ago. The fossils, found at Big Bend National Park in Texas, ...

Fossils found in southern New Zealand have brought to light a massive prehistoric penguin species unlike any living today. In a comprehensive analysis by University of Cambridge researchers, ...