Brachymyrmex patagonicus
Arizona, USA

photograph © Alex Wild 2007

Brachymyrmex patagonicus, a miniscule black ant, was introduced to the United States from South America and is currently spreading rapidly in the warmer regions of North America, especially in urban environments.  Here a worker ant forages on a cactus.

USA AZ Pima Co.: Tucson
730m 32º14.3´N 110º58.0´W 
10.ii.2007 Urban Lot, ex Opuntia

This image is copyrighted by the photographer and cannot be used without permission. To obtain permission to use this image, please email Alex Wild. (alwild (at)  Most of the photographs on are reduced from their original size and compressed for more efficient web transmission.  In some cases, higher quality versions are available.

This image was captured with a Canon EOS 20D, using a Canon MP-E 65mm 1-5x macro lens.