Every railroad corporation or company, operating any railroad or branch thereof within the limits of this state, which negligently injures or kills any animal of the equine, bovine, ovine or porcine species, or the goat kind, by running any engine or engines, car or cars, over or against any such animal shall be liable to the owner of such animal for the damages sustained by such owner by reason thereof, unless it be shown on the trial of any action instituted for the recovery of such damages as provided in NRS 705.160 that the owner of such animal or animals immediately contributed to such killing or injury; provided:
NRS 705.150