Alaska’s Yukon Delta Wildlife Refuge
Produzione:
by Eric Liner – Produced by The Cornell Lab of Ornithology – U.S.A. 2013 – Running time: 9 min. – Featured area: Yukon Delta, Alaska, U.S.A.
Every year birds from around the world migrate to the Yukon Delta to nest and raise their young. The number of birds and diversity of species that annually visit the refuge is without equal elsewhere on the globe. It is truly one of the world’s most important sites for migratory birds.