Does anyone knows the ecology and the name of the bird which produces bird nest?

does anyone knows about the name of the natural bird which produces bird nest and the ecology and habitat in which such natural bird is originating from and which top ten countries are
currently the biggest exported for bird products in the world and which ten countyries are the biggest imported for bird nest products. If possible what the the price range the bird nest is being sold in the international market

Related posts:

1. Does anyone know where to find a website or research on bird habitat producing bird nest soup in asian? i am very interested in the bird ecology and habitat...
2. A career in ecology with fibromyalgia? I was recently diagnosed with fibromyalgia and after talking with...
3. When edible bird’s nest is harvested, Where do they put the bird, babies and eggs? Do they let them Die? When edible bird's nest is harvested, Where do they put...
4. Bauer Renews Contract With Pga of America One of the leading suppliers of furnishings for large establishments...
5. What is the white small ball inside my baby robin’s bird nest? i have a robin nest in my yard and every...