Current population is now estimated to be in the 200,000 to 500,000 range; that’s not enough?
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The U.S. Fish and Wildlife Service (FWS), part of the Interior Department, will decide by September 30 whether to list the greater sage-grouse as an endangered or threatened species under the 1973 Endangered Species Act (ESA).

The stakes are huge: Greater sage-grouse (or prairie chicken) habitat covers 165 million acres across 11 western states, but that is only half of what it used to be, the federal government says.