Strumigenys rogeri miniature trap-jaw ant foraging in a rotting log.

Archbold Biological Station, Florida, USA
Strumigenys rostrata workers with larvae in the brood nest.

Vermillion River Observatory, Illinois, USA
Strumigenys rostrata workers with larvae in the brood nest.

Vermillion River Observatory, Illinois, USA
A nest of the miniature predator Strumigenys rostrata in an Illinois forest.  Notice how the ants have enclosed their space by building a circular wall around the colony.

Vermillion River Observatory, Illinois, USA
Strumigenys rostrata workers with larvae in the brood nest.

Vermillion River Observatory, Illinois, USA
Strumigenys ohioensis, with larva.

Vermillion River Observatory, Illinois, USA
A nest of the miniature predator Pyramica rostrata in an Illinois forest.  Notice how the ants have enclosed their space by building a circular wall around the colony.

Vermillion River Observatory, Illinois, USA
Strumigenys rostrata workers with larvae in the brood nest.

Vermillion River Observatory, Illinois, USA
Strumigenys rogeri, an African species of miniature trap-jaw ant that has spread around the world with human commerce.

Archbold Biological Station, Florida, USA
Strumigenys rogeri miniature trap-jaw ant foraging in a rotting log.

Archbold Biological Station, Florida, USA
Strumigenys rogeri miniature trap-jaw ant foraging in a rotting log.

Archbold Biological Station, Florida, USA
Strumigenys rogeri miniature trap-jaw ant foraging in a rotting log.

Archbold Biological Station, Florida, USA
See photo in original gallery.
all images and text © Alex Wild 2001-2013