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The Yellowstone Story—A History of Our First National Park. Yellowstone National Park, WY: Yellowstone Library and Museum Association. Chase, Alston (1986). Playing God in Yellowstone—The Destruction of America's First National Park. Boston, MA: The Atlantic Monthly Press. ISBN 0-87113-025-4. Bartlett, Richard (1985).
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 ...
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
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 ...
Since the 1990s wolf reintroduction program in Yellowstone National Park, wolves have migrated into the forest and established permanent packs. [42] Approximately a dozen wolf packs totaling 70 individual wolves were documented in the forest in 2012. [43]
In late 2003, the Yellowstone Wolf Project noted the formation of a group of 5 wolves, consisting of members of the Cougar Creek and Nez Perce Pack, in the Gibbon Meadows-Norris Area of the park. Their recognition as a wolf pack was attributed following the successful reproduction of the group in 2004, raising 2 pups to year end.
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 ...
In March 1995 3 groups of 6, 5 and 3 wolves were released into Yellowstone National Park. [12] This release marked the beginning of a successful reintroduction effort coordinated with multiple wildlife agencies from multiple U.S. States and Canadian Provinces. A total of 31 wolves were released in Yellowstone National Park. [13]
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