The monkey, called the xenothrix, was closely related to the titi monkey which lives in the Amazon A mysterious extinct monkey from Jamaica that is unlike any other in the fossil record has South ...

A set of rare fossils has revealed a previously unknown and "absolutely unique" type of tree that was present on Earth around 350 million years ago. These prehistoric trees represent not only a ...

A newly discovered fossil bird could be the earliest known ancestor of every chicken on the planet. Living just before the asteroid strike that wiped out giant dinosaurs, the unique fossil ...

A complete specimen reveals how pterosaurs evolved from early forms into the massive giants of later periods. The pterosaurs ...

The new measure, termed "evolutionary heritage," highlights the importance of unique species traits ... such as whether "living fossils"—species like the lungfish, which don't seem to have ...

A newly identified fossil bird, Navaornis hestiae, from the Mesozoic Era has provided crucial information about the ...