TikTok/Mulberry Acres Rescue When Winnie’s owner was no longer able to care for her and five other birds, the owner’s family ...

The Chicago Archaeopteryx features more soft tissue and delicate skeletal details than any known fossil of its kind, and ...

Significantly, the Chicago specimen is the first known Archaeopteryx fossil to preserve tertials — the flight feathers ...

A Chicago fossil of Archaeopteryx uncovers unknown features, supporting theories of bird evolution from dinosaurs and highlighting its unique flight adaptations.

BEIJING -- A new study led by researchers from China and the United States has unveiled a well-preserved specimen of ...

A new analysis of a pigeon-sized Archaeopteryx fossil in the collection of the Field Museum in Chicago is revealing an array ...

Most modern birds solved this issue by evolving shorter appendages to accompany their tertial feathers. But even though ...

Archaeopteryx is the fossil that clearly demonstrated Darwin's views. It's the oldest known fossil bird, and it helps show that all birds -- including the ones alive today -- emerged from dinosaurs.