Worker ants (Crematogaster sp.) stop to chat on their way up and down a tree trunk. Bunya, QLD.
Golden tailed sugar ant (Camponotus sp.) explores it's options on the edge of a leaf. Pile Gully, QLD.
Large purple meat ant bites into human skin. These large ants are common and very aggressive at defending their nest. The bite is not painful on tough skin, but they can overwhelm intruders through sheer numbers and they will find your tender bits. Gayndah, QLD.