tufted duck aythya fuligula - adult male and female swimming on water

adult aythya background bill bird black breeding canard city close colourful courtship czernica diving duck ente enten environment estuary fish forage fuligula gamebird horizontal hunting lake male males marshes migration morillon natural nature plumage pond portrait protection reiherente river season spring stream sunny swamps swimming three tufted water waterfowl wetlands white