could return to their user were used in hunting to injure fast moving animals such as emus. If it came into contact with the animal's neck, instant death resulted for the animal. If it were the animal's feet, this prevented the animal's escape. Boomerangs were also used as a club-like instrument. They were used in competitions where users would compete to throw them the furthest.. When using returning boomerangs, the winner was the one who

could best return his boomerang to its original position. At Vardnapa ceremonies, boomerangs were used as clapsticks. They were also used when someone died. Visitors would come and attack with boomerangs, while the insiders would defend themselves with athas and waddies. If the mourners' blood was spilt then the ritual was completed because they shed blood for their deceased. Normally, no one was severely injured.