Brachymyrmex obscurior is a South American species that has been introduced to tropical and subtropical climates around the world.

Archbold Biological Station, Florida, USA
Brachymyrmex obscurior rover ants carry sand grains out from an excavation deep within their nest.

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

Archbold Biological Station, Florida, USA
Tetramorium simillimum is a small species, native to Africa, that is now common in tropical regions worldwide.

Archbold Biological Station, Florida, USA
Technomyrmex difficilis. The pattern of hairs on the head and back of this ant is diagnostic for this species.

St. Lucia, KZN, South Africa
Technomyrmex difficilis, brood nest with workers and developing larvae and pupae.  This African species has become a pest in warm climates around the world.

St. Lucia, KZN, South Africa
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 louisianae is a tiny trap-jaw ant that has traveled around the world with human commerce.

Tucson, Arizona, USA
Solenopsis invicta

Austin, Texas, USA
Strumigenys louisianae is a tiny trap-jaw ant that has traveled around the world with human commerce.

Tucson, Arizona, USA
Strumigenys louisianae is a tiny trap-jaw ant that has traveled around the world with human commerce.

Tucson, Arizona, USA
Strumigenys louisianae is a tiny trap-jaw ant that has traveled around the world with human commerce.

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