"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 ...

Contrary to popular scientific theories, a new study finds that mammals were already thriving 10 to 20 million years before the extinction of dinosaurs. The research was published in the Proceedings ...

Dinosaurs often steal the spotlight when it comes to terrifying prehistoric creatures, but they were far from the only ...

Forget the gentle image of dinosaurs grazing in peace, prehistoric America was a nightmare realm of violence and survival. Ancient lakes hid colossal predators, while massive land mammals clashed in ...

A Dec. 4 article about fossils of previously unknown mammal species discovered in Africa incorrectly identified tigers as members of modern Africa's native fauna. There are no native wild tigers in ...

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The world's oldest known mammal has been identified using dental records – predating what scientists previously thought was the first mammal to walk the Earth by millions of years – according to new ...

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 ...

An illustration depicting all mammal species that would inhabit Southern California today if not for human-linked extinction, with extinct species appearing in black and white. Research conducted in ...

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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 ...

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 ...