This South American trap-jaw ant species was accidentally imported to North America where it is now widespread- though not particularly conspicuous- in warmer regions. Brackenridge Field Laboratory, Austin, Texas, USA.
Strumigenys zeteki, foraging worker. Viçosa, Minas Gerais, Brazil
Temnothorax rugatulus. Ants in this laboratory nest are individually marked with dabs of paint to help researchers at the University of Arizona track their activities. Tucson, Arizona, USA
