Photo 28849187, (c) carnifex, some rights reserved (CC BY), uploaded by carnifex

Attribution © carnifex some rights reserved Uploaded by carnifex Source iNaturalist Associated observations Photos / Sounds What Ferruginous Duck (Aythya nyroca) Observer carnifex Date October 2016 Place Austria (Google, OSM) Date Added December 5, 2018 01:12 AM CET Description with Anas acuta and Anas plathyrhynchos 6 IDs Research Grade View Sizes small medium large original