The capture of 15 grey wolves in British Columbia and their release in Colorado is complete, an operation that led to unspecified threats against staff with Colorado Parks and Wildlife,

Colorado has 15 more wolves, state wildlife officials announced Sunday. Members of the Copper Creek pack were also released back into the wild.

The areas Colorado Parks and Wildlife released 20 wolves this month appear to have been revealed in CPW's wolf activity map published Wednesday.

Here is what we know after Colorado wildlife officials released 15 wolves caught in Canada as well as members of the Copper Creek pack.

Colorado officials plan to capture up to 15 grey wolves from British Columbia's hinterlands to help the Centennial State re-establish the predators' long-lost population.

Colorado Parks and Wildlife says 15 more wolves are now in the state as part of the revitalization effort for the species. The animals were released in Eagle and Pitkin Counties.

Colorado Parks and Wildlife completes second year of gray wolf relocation, introducing 15 new wolves from British Columbia.

A year after Colorado kicked off its historic wolf restoration program, the state has brought a second group of Canadian wolves to the Western Slope.

Fifteen wolves from British Columbia were released from Jan. 12 to Jan. 16. CPW also rereleased five members of the Copper Creek pack that they captured last year.

Colorado officials captured 15 wolves from British Columbia and released them onto the Western Slope on Jan. 12, 14, and 16.

Colorado wildlife officials announced the second wave of releases of wolves from Canada in the central mountains over the last week, as part of the second wave of the state’s historic,

Officials say a second group of wolves has been released in Colorado as part of a controversial, voter-driven initiative to reintroduce the predators to the state.