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Beginning of the 1950s, park managers, biologists, conservationists, and environmentalists began what would ultimately turn into a campaign to reintroduce the gray wolf into Yellowstone National Park. When the Endangered Species Act of 1973 was passed, the road to legal reintroduction was made clear.
The reintroduction of wolves, an apex predator, has had important impacts on biodiversity within Yellowstone National Park. Through predation of elk populations, wolf reintroduction has coincided with an increase of new-growth vegetation among certain plants, such as aspen and willow trees, [20] which elk previously grazed upon at unsustainable ...
The Anschutz Company bought Xanterra from JMB in 2008. [8] Xanterra specializes in tourism in U.S. National Parks, and has a presence in Yellowstone and Grand Canyon, Glacier, Rocky Mountain, and Zion, as well as Mount Rushmore National Memorial. They are contracted by the US National Park Service to provide lodging and services in these parks ...
Reintroduction of wolves. Wolves were reintroduced to the park in 1995, after being driven extinct in the area nearly 100 years ago. It is estimated that approximately 500 wolves are present now ...
For Yellowstone's dedicated wildlife watchers, a good look or photo of a wolf, grizzly — or especially an elusive wolverine or lynx — makes for a good day in the field.
This list summarizes the major expeditions to the Yellowstone region that led to the creation of the park and contributed to the protection of the park and its resources between 1869 and 1890. 1871 Hayden Survey at Mirror Lake en route to East Fork of the Yellowstone River, August 24, 1871- William H. Jackson photo
Samuel C. Pomeroy – Kansas Senator, 1861–1873 – Introduced park creation bill into U.S. Senate on December 18, 1871 Lyman Trumbull – Senator from Illinois who supported Yellowstone creation act – Father of Walter Trumbull , a member of the Washburn Party
Keith Merrill of National Park News reported in mid-June that the queen of Yellowstone gave birth to three healthy pups, "This 10th litter has just started to come out of the den,” said Kira ...
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