Over 30 million years ago, monkeys crossed the Atlantic on rafts. Researchers believe they made the 1,000-mile journey on ...

Scientists have discovered a nearly complete skull of a Hyaenodonta, a hypercarnivore that that lived during the Oligocene Epoch some 20 million years ago. Scientifically known as Bastetodon syrtos, ...

Dozens of fossil primate species are known from North Africa, including adapiforms, anthropoids, and fossil lorises and galagids. During the Late Eocene and Early Oligocene, parts of this area ...

T he end of the Eocene (~33.9 million years ago) was a rough time for many species. It was a period marked by global cooling and drops in sea level, and in Eurasia, these global environmental impacts ...

Eocene rocks of Wyoming, and Miocene rocks of Colorado, Nebraska, and Wyoming. Robinson also expanded the collection internationally, adding Miocene faunas from Tunisia and late Pliocene fossils from ...

an area where digs reveal an important time window into about 15 million years of evolutionary history of mammals in Africa. This timespan not only captures the transition from the Eocene’s ...