BirdLife International Posted April 26, 2021 Posted April 26, 2021 http://www.birdlife.org/sites/default/files/styles/medium/public/news/kettling_raptors_batumi_c_christian_gelpke_1.jpg?itok=LCcbVRFa One of the wonders of the natural world, migration “bottlenecks” occur where vast clouds of large soaring birds – especially raptors – concentrate at narrow land passages. Get a bird’s eye view on the science behind the world’s largest bird migration congregations.http://feeds.feedburner.com/~r/BirdLife-news-posts-blogs/~4/RQ242kmilKgView the full article Quote
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.