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Gates, Robert Michael

(Encyclopedia)Gates, Robert Michael, 1943–, American government official, U.S. secretary of defense (2006–11), b. Wichita, Kans. A circumspect and pragmatic career intelligence officer, he joined (1966) the Cen...

Hudson Bay

(Encyclopedia)Hudson Bay, inland sea of North America, c.475,000 sq mi (1,230,000 sq km), c.850 mi (1,370 km) long and c.650 mi (1,050 km) wide, E central Canada. Hudson Bay and James Bay (its southern extension) a...

Dulles, Allen Welsh

(Encyclopedia)Dulles, Allen Welsh dŭlˈəs [key], 1893–1969, U.S. public official, b. Watertown, N.Y.; brother of John Foster Dulles. The Dulles brothers, born into America's political establishment, became extr...

Dallas, George Mifflin

(Encyclopedia)Dallas, George Mifflin, 1792–1864, American statesman, vice president of the United States (1845–49), b. Philadelphia; son of Alexander James Dallas. He read law, was admitted (1813) to the bar, a...

coca

(Encyclopedia)coca kōˈkə [key], common name for shrubs of the genus Erythroxylum, particularly E. coca, of the family Erythroxylaceae, and found abundantly in upland regions and on mountain slopes of South Ameri...

pit viper

(Encyclopedia)pit viper, poisonous snake of the family Crotalidae, primarily a New World family. Like the Old World true vipers (family Viperidae), pit vipers have long, hollow, erectile fangs that are folded back ...

Saint-Gaudens, Augustus

(Encyclopedia)Saint-Gaudens, Augustus sānt-gôdˈənz [key], 1848–1907, American sculptor, b. Dublin, Ireland. His family immigrated to New York when he was an infant. An apprentice in cameo cutting at 13, he ga...

trypanosome

(Encyclopedia)trypanosome trĭpˈənəsōmˌ [key], microscopic, one-celled protozoan of the genus Trypanosoma, typically living as an active parasite in the bloodstream of a vertebrate; hundreds of species are kno...

vampire bat

(Encyclopedia)vampire bat, name for the blood-drinking bats of the family Desmodontidae, found in the New World tropics. Vampire bats feed exclusively on the blood of living animals and are thus the only true paras...

steppe

(Encyclopedia)steppe stĕp [key], temperate grassland of Eurasia, consisting of level, generally treeless plains. It extends over the lower regions of the Danube and in a broad belt over S and SE European and Centr...