Birds egg, long-tailed duck, Clangula hyemalis (Linnaeus, 1758), in clutch of 7, found Myvatn, Iceland, 1960

Birds egg, long-tailed duck, Clangula hyemalis (Linnaeus, 1758), in clutch of 7, found Myvatn, Iceland, 1960
Birds egg, long-tailed duck, Clangula hyemalis (Linnaeus, 1758), in clutch of 7, found Myvatn, Iceland, 1960