Like all bees, native Australian bees are a type of specialized wasp that has evolved to vegetarianism. They feed on nectar, but it is the female native Australian bee that will thicken the nectar to make honey before taking it back to the nest.
Native Australian bees, similar to other specialized wasps adapted for a vegetarian diet, consume nectar but only the females modify this nectar by thickening it into honey and then transporting it back to their nests.