Feathered dinosaurs were first reported in the 1990s, but many mysteries remain about how and when feathers emerged.

Biologists previously believed modern birds had evolved 20 million years later than the new evidence suggests.

For years, emus and rheas have been dismissed as some of the least intelligent birds on the planet. But new research suggests ...

Archaeopteryx, long considered the earliest fossil bird, could be knocked off its perch by Baminornis zhenghensis, which ...

Jurassic bird fossil discovery of a species named Baminornis zhenghensis pushes bird evolution timeline back 20 million years ...

Among the many unique qualities of this long-extinct Antarctic bird, it seems to have been the earliest creature that could ...

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

Palaeognaths include emus and ostriches, and can reach 9 feet tall and weigh upwards of 300 pounds. They are more known for ...

Scientists have unearthed in southeastern China the fossil of a quail-sized bird that lived about 150 million years ago ...

Scientists have discovered the oldest bird fossil shedding light on birds' origin in China, and reshaping the timeline of ...

Large birds—our closest relations to dinosaurs—are capable of technical innovation, by solving a physical task to gain access to food. This is the first time scientists have been able to show that ...

A 2023 study found that "neither troodon nor any other dinosaur could have begun a primate-like lineage that evolved to a human level of intelligence." That said, modern-day birds show that ...