These wasps have a concave abdomen they can protect their head with by rolling into a ball. Kyogle, NSW.
The packed innards of a mud wasp nest. Found this on the ground, it had obviously fallen off something, so I took a liberty with it. Kyogle, NSW.
Tiny wasp, less than 1mm in length, appears to lay eggs in a gum leaf. Anstead, QLD.
