Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucat n Peninsula of Mexico triggered the extinction of all known non-bird dinosaurs. But for the early ...

Near the end of the age of dinosaurs, a bird resembling today's loons and grebes dove for fish and other prey in the perilous ...

Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near ... Fossil evidence suggests a temperate climate with lush vegetation, possibly serving as an incubator ...

A team of geologists, paleontologists, and climate scientists with members from institutions in Mexico, the U.S., and Spain ...

With its glaciers and sub-zero temperatures, Antarctica hardly seems like a place of refuge. However, the now icy continent ...

The new skull exhibits a long, pointed beak and a brain shape unique among all known birds previously discovered from the ...

A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to ...

A Cretaceous Period bird called Vegavis iaai pursuit diving ... but rather a forested landscape with a temperate climate. Birds evolved during the Jurassic Period from small feathered dinosaurs.

The discovery of a 69-million-year-old bird fossil is reshaping our understanding of avian evolution.