1
In flight, the dark wings are different from the white-edged wings of scaup.
2
Greater scaup prefer large open water areas; lesser scaup often use marshes and ponds.
3
Except for the wing marks, greater and lesser scaup appear nearly identical in the field.
4
Glen Coe is an uncommon high, weather-glim scaup o land in the north of Argyll, no far frae Fort William.
5
American scaup duck, woodcock, ruffed grouse, wild turkey, pileated woodpecker, parrakeet, white-necked raven, American raven (all Prof. L.L.
6
On the water, body size and head shape distinguish them from scaups and redheads.
7
Similar in appearance to scaups, but more often found in fresh marshes and wooded ponds.