A nest of harvester ants comes to life at dusk in urban Tucson. Pogonomyrmex rugosus. Tucson, Arizona, USA
The desert sun sets over a nest of Pogonomyrmex barbatus harvester ants. Sycamore Canyon, Arizona, USA
Pogonomyrmex rugosus, harvester ant worker cutting grass seeds off the stalk. Tucson, Arizona, USA
