Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...

A small but fascinating collection of Megalodon teeth exhibit deep bite marks from other Megalodons, raising questions about ...

Fossil discoveries provide valuable insights into extinct species, revealing their behaviors, environments, and relationships ...

Newly analyzed fossil skeleton of Mixodectes pungens reveals its tree-dwelling lifestyle, dietary habits, and ties to ...

Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery.

Mixodectes belonged to an extinct family known as mixodectids and lived during the Paleocene epoch. This geological epoch ...

Archaeologists uncovered a fossilized skull of an ancient sharp-toothed predator that likely hunted early elephants and primates.

Fossilized teeth from two ancient megafauna suggest they roamed Brazil 3,500 years ago. The find “opens the door to rewrite South American history.” ...

It includes a partial skull with teeth, spinal column ... the study showed. "This fossil skeleton provides new evidence concerning how placental mammals diversified ecologically following the ...