Scientists suggest that bigger brains in bird ancestors led to more flexible skulls, playing a key role in their evolution.

Mixodectes belonged to an extinct family known as mixodectids and lived during the Paleocene epoch. This geological epoch ...

Modern birds are the living relatives of dinosaurs. Take a look at the features of flightless birds like chickens and ...

Why was it the mammals who triumphed? An asteroid impact triggered the K-Pg mass extinction, wiping out the non-avian dinosaurs, ending the Age of Reptiles, and ushering in the Age of Mammals.

Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery.

A newly studied Vegavis iaai skull from Antarctica confirms that modern bird lineages, like ducks and geese, were evolving alongside non-avian dinosaurs. This study supports Vegavis' placement in the ...