The docent Billy passed around traditional items to aid his lecture. The nulla nulla or fighting stick had been fashioned from the ironwood tree, a hardwood that attracts lightening. The nulla nulla was used for digging the ground or pounding food.

A sharp flint inserted in the end might have been used in battle to cut the enemy but more often had sliced open game. The animals would have been thrown onto the fire whole to singe the hair and the blade wouldn't have been used until the meat was partially cooked.

"Before the rifle," Billy mused, "kangaroos were trapped by their own curiosity. A hunter crouched behind a rock or scrub chucked boomerangs close enough to the animal to catch its interest. The roo wouldn't notice other hunters creeping up from behind with their spears."