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 ...
For decades, scientists have wondered at the taxonomy of Vegavis iaai— an ancient avian specimen that lived in what is now ...
Archaeopteryx, long considered the earliest fossil bird, could be knocked off its perch by Baminornis zhenghensis, which ...