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Homestead Act

(Encyclopedia)Homestead Act, 1862, passed by the U.S. Congress. It provided for the transfer of 160 acres (65 hectares) of unoccupied public land to each homesteader on payment of a nominal fee after five years of ...

Grinnell, George Bird

(Encyclopedia)Grinnell, George Bird grənĕlˈ [key], 1849–1938, American naturalist and student of Native American life, b. Brooklyn, N.Y., grad. Yale (B.A., 1870; Ph.D., 1880). He accompanied Custer's Black Hil...

Abruzzi, Luigi Amedeo, duca degli

(Encyclopedia)Abruzzi, Luigi Amedeo, duca degli lwēˈjē ämādĕˈō do͞oˈkä dāˈlyē abro͞otˈtsē [key], 1873–1933, Italian explorer and mountain climber; cousin of Victor Emmanuel III. He led (1897) the...

Wilkins, Sir George Hubert

(Encyclopedia)Wilkins, Sir George Hubert, 1888–1958, British explorer, b. Australia. He made a number of trips to Antarctica and to the Arctic. Valuable experience gained when he accompanied Vilhjalmur Stefansson...

bighorn, in zoology

(Encyclopedia)bighorn or Rocky Mountain sheep, wild sheep, Ovis canadensis, of W North America, formerly plentiful in mountains from SW Canada to N Mexico. Indiscriminate hunting, disease, and scarcity of food enor...

caribou, in zoology

(Encyclopedia)caribou, name in North America for the genus (Rangifer) of deer from which the Old World reindeer was originally domesticated. Caribou are found in arctic and subarctic regions. They are the only deer...

Andrews, Roy Chapman

(Encyclopedia)Andrews, Roy Chapman, 1884–1960, American naturalist and explorer, b. Beloit, Wis., B.A. Beloit College, 1906, M.A. Columbia Univ., 1913. Associated with the American Museum of Natural History, New ...

Iditarod

(Encyclopedia)Iditarod īdĭtˈərŏdˌ [key], abandoned town in SW Alaska, site of a 1908 gold rush, on the Iditarod River. The town site and river lie on the Iditarod National Historic Trail, 2,350 mi (3,781 km) ...

Ellsworth, Lincoln

(Encyclopedia)Ellsworth, Lincoln, 1880–1951, American explorer, b. Chicago, Ill. He was a surveyor and engineer in railroad building and later a prospector and mining engineer in NW Canada. He became the financia...

Rocky Mountain goat

(Encyclopedia)Rocky Mountain goat, hoofed ruminant mammal, Oreamnos americanus, found in the high mountains of S Alaska, W Canada, and the extreme NW United States. Although it is not a true goat it belongs to the ...