They may also be called upon to provide local expertise , assistance or advice , to guide military search and rescue activities .
Rangers may perform duties as varied as reporting unusual activity or compiling information specific to their locality which may be useful for military operations .
Rangers may also be called upon to provide local expertise , assistance or advice , to guide military search and rescue activities .
Rangers may perform duties as varied as reporting unusual activity or compiling information specific to their locality which may be useful for military operations .