_Aythya affinis_ (Eyton). Lesser Scaup Duck. Common during migration. Davis (1935b:235) lists this bird as a regular winter visitant in Minidoka County from October 30 to May 31. _Glaucionetta clangula americana_ (Bonaparte). American Golden-eye. Common resident. (D. A. 1476, Bellevue, Blaine County, June 28, 1939.) _Glaucionetta islandica_ (Gmelin). Barrow Golden-eye. Uncommon transient. Davis (1935b:234) records one specimen taken at the Minidoka Project. _Glaucionetta albeola_ (Linnaeus). Buffle-head. Common migrant. (D. A. 1852, Snake River, 1 mi. S Hammett, Elmore County, November 15, 1941.) _Histrionicus histrionicus pacificus_ Brooks. Western Harlequin Duck. Uncommon. Rust (1915:122) records one specimen taken on the marshes of the St. Joseph River in Kootenai County, and Merrill (1897:350) states that it is occasionally taken on the St. Joseph and Coeur d'Alene rivers. _Melanitta fusca_ subsp.?. White-winged Scoter. Rust (1915:122) records this bird as common on Lake Coeur d'Alene in the winter of 1913. _Melanitta perspicillata_ (Linnaeus). Surf Scoter. Rust (1915:122) states that this is a rare fall migrant in Kootenai County. _Oxyura jamaicensis rubida_ (Wilson). Ruddy Duck. Common migrant on the Snake River. Merrill (1897:350) records this duck as "not uncommon in the spring and autumn" at Fort Sherman. _Lophodytes cucullatus_ (Linnaeus). Hooded Merganser. Common resident in suitable localities. (D. A. 1389, Lewiston, Nezperce County, April 2, 1939.) _Mergus merganser americanus_ Cassin. American Merganser. Common resident. Merrill (1897:350) states that the bird is common in fall and winter at Fort Sherman. _Mergus serrator_ Linnaeus. Red-breasted Merganser. Uncommon. Merrill (1897:350) records one specimen taken "near Fort Sherman." _Cathartes aura teter_ Friedmann. Western Turkey Vulture. Common resident in southern Idaho, and transient elsewhere. Merrill (1897:352) records it as a summer resident at Fort Sherman. _Accipiter gentilis striatulus_ (Ridgway). Western Goshawk. Fairly common migrant, and possibly resident. Hand (1933b:36) reports it as resident in northern Idaho. (D. A. 1317, 1318, Nezperce, Lewis County, January 9 and 12, 1939.) _Accipiter striatus velox_ (Wilson). Sharp-shinned Hawk. Common resident. (D. A. 1296, 4-1/2 mi. NE Genessee, Latah County, November 27, 1938.) _Accipiter cooperii_ (Bonaparte). Cooper Hawk. Common resident in the forests. (D. A. 1450, Sandpoint, Bonner County, May 24, 1939.) _Buteo jamaicensis calurus_ Cassin. Western Red-tailed Hawk. Common resident. (D. A. 1352, Moscow, Latah County, March 18, 1939.) _Buteo platypterus platypterus_ (Vieillot). Broad-winged Hawk. Davis (1936:86) records one specimen of this hawk taken on May 23, 1935, at Castle Creek, 8 mi. S Oreana, Owyhee County. _Buteo swainsoni_ Bonaparte. Swainson Hawk. Common resident. (D. A. 1451, Moscow, Latah County, May 21, 1939.)