science environmentProposed Surgery To Sterilize Oregon Wild Horses Raises HacklesBy Emily Cureton Cook (OPB)Hines, Ore. July 24, 2019 11:45 p.m.Wild horses walk a fine line between icon and unwanted. The Bureau of Land Management is eyeing an Oregon experiment to spay wild mares as a potential model for the West.Tags: Science & Environment, News, Environment, Local