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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 ...
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]
Yellowstone National Park is symbolic of the American West to many. It became the world’s first national park when President Ulysses Grant signed it into existence in 1872.
With the reintroduction of gray wolves (Canis lupus) to Yellowstone National Park, much interest has been shown regarding the effects of a restored wolf population on both grizzly bears and black bears. Grizzly bears, black bears, and gray wolves have historically coexisted in much of the same range throughout a large portion of North America.
Gray wolves in Yellowstone National Park. Wolves once were common throughout the Rocky Mountains. They were shot, poisoned, and trapped into local extinction by early settlers and federal agents. The last Gray wolf in Colorado was killed in 1940, and the wolf was first listed as an endangered species in 1967. Wolves from southeastern British ...
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 ...
A federal judge is set to consider on Thursday a request by Colorado's cattle industry to block the impending reintroduction of gray wolves to the state under a voter-approved initiative. State ...
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