"Prehistoric World" is a new book by Aaron Woodruff, the museum's collection manager for vertebrate paleontology. It includes profiles and illustrations of prehistoric mammals such as Livyatan ...

A New York homeowner made a remarkable discovery in their backyard last September. The teeth from a complete mastodon jaw were peaking out of the soil. The stunning find near the hamlet of Scotchtown ...

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Recent discoveries have shown that brightly colored crests and eye-catching patterns adorned many dinosaurs. Meanwhile, our earliest mammalian ancestors survived these flamboyant predators by being as ...

Paleontologists have discovered a new prehistoric mammal species in Colorado that lived during the age of the dinosaurs and may have been a swamp-dweller. In a study published in the journal PLOS ONE, ...

A university student on a fossil-hunting field trip in Dorset made a stunning discovery: a 145-million-year-old jawbone belonging to a previously unknown mammal species with razor-like teeth. With the ...

According to most experts, the first mammal was Morganucodon, a small, shrew-like rodent that appeared during the Jurassic Period, approximately 200 million years ago. It weighed a few ounces and ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research has revealed. More mammals were living on the ground several ...

Paleontologists have revealed what may be the earliest known saber-toothed animal to have ever lived—a predator that roamed our planet before the age of the dinosaurs. In a study published in the ...

For millions of years, the land we now call the United States has been home to towering prehistoric beasts, strange sea creatures, and lush ancient forests that no longer exist. Evidence of this ...

People are too dinocentric," says paleobiologist Donald Prothero. "The really interesting stuff goes on with mammals." He should know. After decades of work, the Occidental College professor emeritus ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research led by the University of Bristol has revealed. The study, ...