Gasteruptiidae wasp, about 10mm long, rests on a blade of grass. The most graceful flying insect I've seen. Wasps in this family are parasites of bees and other wasps. Toowong, QLD.
Neanastatus wasp lays eggs on an acacia gall. Oxley Creek, QLD.
Colourful Neanastatus wasp uses her antennae to find the best spot for laying eggs on an acacia gall. Oxley Creek, QLD.