Carrying a mudball and building a pot.
She is building a nest from the foam pad on a swingset.
Osservazione di Chiara Bratto, tavolo tinello
Some sort of constructed nest on the side of a rock
Below this was a leaf-cutter ant nest entrance (see second photo). Interesting that the bees were nesting in the earth rather than in a tree trunk.
Field Notes - Larger ant approximately 12mm long found in sparse mulga woodland