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
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
Miniature predatory ants (Strumigenys rostrata) tend to larvae in the brood nest.

Urbana, Illinois, USA
Strumigenys rostrata carrying a pupa.

Urbana, Illinois, USA
Strumigenys rostrata

Urbana, Illinois, 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
Strumigenys rostrata workers with larvae in the brood nest.

Vermillion River Observatory, Illinois, USA
See photo in original gallery.
all images and text © Alex Wild 2001-2013