Columbia Encyclopedia

(Encyclopedia) grizzly bear or grizzly, large, powerful North American brown bear, characterized by gray-streaked, or grizzled, fur. Grizzlies are 6 to 8 ft (180–250 cm) long, stand 31⁄2 to 4 ft (105–120 cm) a...

(Encyclopedia) lemming, name for several species of mouselike rodents related to the voles. All live in arctic or northern regions, inhabiting tundra or open meadows. They frequently nest in underground burrows, par...

(Encyclopedia) Tryon, William, 1729–88, English colonial governor in North America. After a distinguished army career he was appointed (1764) lieutenant governor of North Carolina and succeeded (1765) Arthur Dobbs...

(Encyclopedia) mastodon măsˈtədŏnˌ [key], name for a number of prehistoric mammals of the extinct genus Mammut, from which modern elephants are believed to have developed. The earliest known forms lived in the ...

(Encyclopedia) camel, ruminant mammal of the family Camelidae. The family consists of three genera, the true camels of Asia (genus Camelus); the wild guanaco and the domesticated alpaca and llama, all of South Ameri...

(Encyclopedia)  CE5 Paraguay pârˈəgwā, –gwī, Span. pärägwīˈ [key], officially Republic of Paraguay, republic (2015 est. pop. 6,639,000), 157,047 sq mi (406,752 sq km), S central South America. Paraguay ...

(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...

(Encyclopedia) Canadian Shield or Laurentian Plateau lôrĕnˈchən [key], U-shaped region of ancient rock, the nucleus of North America, stretching N from the Great Lakes to the Arctic Ocean. Covering more than hal...

(Encyclopedia) Hall, Basil, 1788–1844, British naval officer and traveler. In the service from 1802 to 1823, he commanded vessels on scientific assignments and voyages of exploration. He wrote of them in his Accou...

(Encyclopedia) prairies, generally level, originally grass-covered and treeless plains of North America, stretching from W Ohio through Indiana, Illinois, and Iowa to the Great Plains region. The prairie belt also e...