Howling success.Grab your binoculars: Gray wolves are back in abundance in Yellowstone National Park Yellowstone National Park, 2,219,791 acres (899,015 hectares), the world's first national park (est. 1872), NW Wyo., extending into Montana and Idaho. It lies mainly on a broad plateau in the Rocky Mts., on the Continental Divide, c. . Several million of the species, Canis lupus lupus (l  `pəs), noninfectious chronic disease in which antibodies in an individual's immune system attack the body's own substances. , once roamed much of North America North America, third largest continent (1990 est. pop. 365,000,000), c.9,400,000 sq mi (24,346,000 sq km), the northern of the two continents of the Western Hemisphere. . But by the early 1900s, the wolves had been hunted to near extinction. Ten years ago, in an effort to rebuild the species in the Western United States Noun 1. western United States - the region of the United States lying to the west of the Mississippi River West Santa Fe Trail - a trail that extends from Missouri to New Mexico; an important route for settlers moving west in the 19th century , scientists imported 14 gray wolves from Canada and reintroduced them into Yellowstone. Currently, 171 wolves call the protected park home. "The future of wolves in the park now looks bright," says Douglas Smith, leader of the Yellowstone Wolf Project. |
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