Remember the white spot some diving #ducks (genus #Aythya) show on their chin? Well, #tuftedduck males ( #Aythyafuligula) clearly don't have this spot that can be found on species such as #Baerspochard ( #Aythyabaeri) and #commonpochard ( #Aythyaferina). Pho
by janharteman · 7 years ago · via Instagram