Scientific American2 天
Birds Are in Trouble across the U.S. But It’s Not Too Late to Protect Them
In the U.S. 42 species of birds have low and steeply declining populations that put them on the brink of disaster, scientists ...
WKU Public Radio5 天
Birds can change their tunes as their populations evolve, researchers find
New research from the University of Oxford has provided fresh insights into how bird songs evolve over time. The analysis is based on over 100,000 songs.