https://swansg.org/wp-content/uploads/2021/08/Whooper-catching-in-Mongolia-by-Otgonbayar-Tsend-WSCC-of-Mongolia.jpg9501379Nathan D'Costahttps://swansg.org/wp-content/uploads/2017/09/SSG_logo.pngNathan D'Costa2021-08-14 10:36:112021-08-14 10:36:14Tracking swans in the East Asian flyway