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

Flightless species of birds (such as ostriches, which are the largest living birds) tend to outsize any of the largest birds ...

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

Use expert tips and a helpful chart to improve your hawk identification skills. Plus, learn about the common types of hawks ...

The evening grosbeak, a large black-and-yellow finch found across the United States, has experienced steep population ...