Trachymyrmex septentrionalis. Fungus-growing ants use a variety of substrates to nourish their cultivars, but caterpillar frass is one of the richest.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis fungus-growing ant.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis worker carrying sand excavated from deep in the nest.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis worker carrying sand excavated from deep in the nest.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis fungus-growing ant.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis. Fungus-growing ants use a variety of substrates to nourish their cultivars, but caterpillar frass is one of the richest.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis worker carrying sand excavated from deep in the nest.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis fungus-growing ant.

Archbold Biological Station, Florida, USA
Trachymyrmex septentrionalis fungus-growing ant nest.

Smithville, Texas, USA
Trachymyrmex septentrionalis fungus-growing ant nest.

Smithville, Texas, USA
Trachymyrmex septentrionalis fungus-growing ant nest.

Smithville, Texas, USA
Trachymyrmex septentrionalis fungus-growing ant nest.

Smithville, Texas, USA
See photo in original gallery.
all images and text © Alex Wild 2001-2013