![]()
Colorado officials notified the federal government on Friday that the state will will sue the U.S. Fish and Wildlife Service, as Gov. John Hickenlooper has threatened, over the agency's November decision to list the Gunnison sage-grouse as "threatened" under the Endangered Species Act.
The bird's habitat includes extensive areas of oil and gas development, so implementing the protections necessary to boost the bird's population likely means more restrictions on energy development and operations…