In 1995-96, an environmental experiment of major proportion began in the United States with the release of over two-dozen wild timber wolves in Yellowstone National Park.
In 1995-96, an environmental experiment of major proportion began in the United States with the release of over two-dozen wild timber wolves in Yellowstone National Park.
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In 1995-96, an environmental experiment of major proportion began in the United States with the release of over two-dozen wild timber wolves in Yellowstone National Park.
