Migrating birds are in crisis in the Yellow Sea. But a Chinese bird hunter and a small group of Shanghai birdwatchers are working to save them and their mudflat habitats. Show more
Discover 11,128,835 listings and 280,212 playable programmes from the BBC
Migrating birds are in crisis in the Yellow Sea. But a Chinese bird hunter and a small group of Shanghai birdwatchers are working to save them and their mudflat habitats. Show more