Ferruginous Duck (Aythya nyroca) – A Comprehensive Analysis The Ferruginous Duck (Aythya nyroca), also known as the Ferruginous Pochard, is a medium-sized diving duck with distinctive chestnut-brown plumage and bright white underparts. It belongs to the Anatidae family and is found across Europe, Asia, and parts of North Africa. This detailed analysis explores its taxonomy, […]