The Dangerous 3000km Migration of Winter Birds | 4K

Watch more bird documentaries here: https://youtu.be/aItqdqT-T4Y Every year, a massive migration begins as thousands of animals flee the brutal Arctic freeze for the southern tip of Europe. This journey spans over three thousand kilometers, pushing common cranes and whooper swans to their physical limits. The destination is the Iberian Peninsula, home to a unique man-made forest known as the Dehesa. Here, the birds find a vital source of nutrients in the form of acorns, a food source they must learn to handle with specialized intelligence. Survival is never guaranteed. From dodging golden eagles to spending freezing nights standing in shallow marshes to avoid predators, the life of a migratory bird is a constant battle. Click here for more documentaries: http://bit.ly/2gSPaf6 Follow us on Facebook: facebook.com/realwildschannel Follow us on Instagram: https://www.instagram.com/realwildchannel/ From: The Birds of Winter Content licensed by 3Box Media to Little Dot Studios Any queries, please contact us at: owned-enquiries@littledotstudios.com #Bird #Migration #NatureDocumentary