Scientists have unearthed in southeastern China the fossil of a quail-sized bird that lived about 150 million years ago ...
Utah biologists have been studying the state’s most elusive bird to learn more about its behavior and how to protect it in harsh mountain environments.
Archaeopteryx, long considered the earliest fossil bird, could be knocked off its perch by Baminornis zhenghensis, which ...
Held and Bellows--who live in Brunswick and are, respectively, a retired professor of psychology at Bowdoin College and a retired psychologist—fell hard for that pet and have now written a book about ...
Flightless species of birds (such as ostriches, which are the largest living birds) tend to outsize any of the largest birds ...
Q: The amount of effort that goes into a Christmas Bird Count varies quite a bit across years and count circles. How do you deal with this issue when you calculate abundance trends? How do you know ...