By William Yardley, Los Angeles Times

For more than two decades, conservation groups have argued that a wolf and the rainforest in southeast Alaska where it lives are at risk.

While the groups have won strong restrictions on logging of the Tongass National Forest, the nation’s largest, they have been denied in their efforts to win federal protection for the wolf.

Last week, the U.S. Fish and Wildlife Service denied them again: The agency determined that the wolf, known as the Alexander Archipelago wolf, should not be listed as an endangered or threatened species.

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