The driver/rider of a vehicle on a public road shall stop such vehicle—
in compliance with any direction conveyed by a road traffic sign or given by a traffic officer in uniform; or
at the request or on the signal of a person leading or driving any bovine animal, horse, donkey, mule, sheep, goat, pig or ostrich on the road.
when animals are seen crossing a road and driver/rider may only move when all the animals have crossed and the road is safe to continue driving.