North America's bird shrinkage documented, with a crash and a splat

by reuter.com
https://ift.tt/pnED7n
Since 1978, researchers have scooped up and measured tens of thousands of birds that died after crashing into buildings in Chicago during spring and fall migrations. Their work has documented what might be called the incredible shrinking bird.

Read more

Share on Facebook Share on Twitter Share on Google Plus

About New

This is a short description in the author block about the author. You edit it by entering text in the "Biographical Info" field in the user admin panel.