 Federal wildlife managers plan to kill one species of owl to save another. U.S. wildlife officials are embracing a contentious plan to deploy trained marksmen into West Coast wilderness to kill almost a half million barred owls in the coming decades. The goal is to help spotted owls, which are being crowded out by the larger barred owls. Past efforts to save spotted owls focused on protecting their habitat, but the proliferation of barred owls in recent years is undermining that earlier work,