This is a beautiful sheet of 6 stamps, issued by Guinea-Bissau in 2001, displaying ducks. Included on the sheet are the Common Pochard, Eurasian Wigeon, Tufted Duck, Common Goldeneye, American Wigeon, Garganey, Red-crested Pochard, Bufflehead, Greater Scaup, and the Long-tailed Duck. The sheet is Post Office fresh, mint never hinged, and F/VF.