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
Brachymyrmex patagonicus

Tucson, Arizona, USA
Brachymyrmex patagonicus with pupae in the brood nest.

Tucson, Arizona, USA
Brachymyrmex patagonicus is a South American rover ant that is spreading rapidly across the southern and western United States. Here, workers feed from a honey bait.

Tucson, Arizona, USA
Brachymyrmex obscurior

Archbold Biological Station, Florida, USA
Brachymyrmex patagonicus is a South American rover ant that is spreading rapidly across the southern and western United States. Here, workers feed from a honey bait.

Tucson, Arizona, USA
Brachymyrmex patagonicus rover ants mating.  This species is introduced to the United States from South America.

Tucson, Arizona, USA
Brachymyrmex patagonicus is a South American rover ant that is spreading rapidly across the southern and western United States. Here, workers feed from a honey bait.

Tucson, Arizona, USA
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 is a South American species that has been introduced to tropical and subtropical climates around the world.

Archbold Biological Station, Florida, USA
Brachymyrmex obscurior is a South American species that has been introduced to tropical and subtropical climates around the world.

Archbold Biological Station, Florida, USA
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all images and text © Alex Wild 2001-2013