Birds of Passage - A Secret Journey Through the Skies | Free Documentary Nature

Birds of Passage - A Secret Journey Through the Skies | Wildlife Documentary Watch ’The Sea Eagle - King of the Seas’ here: For the first time ever, explore unprecedented migratory travels. Every year, millions of migratory birds make their epic journey across Europe. Heading south in the fall, and north in the spring, recently there have been fewer birds in our skies. Some species have even vanished entirely. What could be discouraging them from flying over our lands? ▬▬▬▬▬▬▬▬▬ Subscribe Free Documentary - Nature Channel for free: Facebook: Twitter: ▬▬▬▬▬▬▬▬▬ #FreeDocumentaryNature #Documentary #MigratoryBirds ▬▬▬▬▬▬▬▬▬ Free Documentary is dedicated to bringing high-class documentar