Jurassic fossil from China rewrites history of bird evolution
Scientists have unearthed in southeastern China the fossil of a quail-sized bird that lived about 150 million years ago ...
National Audubon Society18h
Where Have All The Birds Gone?
Q: The amount of effort that goes into a Christmas Bird Count varies quite a bit across years and count ... These percent changes don’t add up over time, they actually multiply up over time, like ...