Elephants are afraid of pigs squealing

The success enjoyed by the Romans in the wars with India. The Romans tied to the pigs burning tow and launch them on the battlefield. Hearing the heart-rending squeal of burning pigs, war elephants turned to flight, simultaneously throwing off his weapons and soldiers, as well as trampling and sweeping away everything in its path. These episodes have received in the history of the name "War Pigs».

via factroom.ru