A collection of fossil teeth from southern China is shedding new light on one of the biggest turning points in Earth’s history. By analyzing 200 teeth from 37 early mammal species, researchers found ...

Named for its razor-like teeth, Novaculadon mirabilis came from a rodent-like order that outlived the dinosaur extinction before vanishing about 30 million years ago. By Sara Novak Around 145 million ...

What did dinosaurs eat? Teeth provide important clues to understanding the ecology of dinosaurs, which became extinct ...

An analysis of fossil teeth from mammals that lived in China following the most recent major mass extinction suggests size came before both shape and function as diets diversified. Subscribe to our ...

Scientists say the findings help fill a major gap in the fossil record from Asia during the first 10 million years of the "Age of Mammals" A collection of ancient fossil teeth is helping scientists ...

A fossil mammal tooth smaller than a grain of rice does not announce itself loudly. It must be hard won from sediment and stone. Then, under a microscope, it reveals itself—no longer just a speck of ...

A Coryphodon sp. tooth, an extinct animal from the Pantodonta group. This tooth was not used in the study. (Image Credit: Ryan M. Bolton/Shutterstock) The Cretaceous–Paleogene extinction event, which ...

Learn about a small rodent-like mammal whose descendants survived the extinction event that killed all non-avian dinosaurs. For mammals that roamed the Earth when an asteroid struck 66 million years ...

TELLTALE grooves in the fangs of a 60-million-year-old fossilised mammal suggest that it injected venom to paralyse its prey. It is the only extinct mammal known to have delivered poison. Fox and ...

Researchers analyzed 200 fossil teeth from ancient mammals in China, revealing how they adapted and diversified after the mass extinction Shutterstock Researchers analyzed 200 fossil teeth from 37 ...

A collection of ancient fossil teeth is helping scientists piece together how mammals survived—and eventually flourished—after the mass extinction that wiped out the dinosaurs 66 million years ago. In ...