Pogonomyrmex californicus & Dorymyrmex bicolor
Fallon, Nevada, USA

photograph © Alex Wild 2003

Small Dorymyrmex ants attack a Pogonomyrmex californicus harvester ant nest, trapping the larger ants in their own nest.  By preventing the Pogonomyrmex from foraging, the Dorymyrmex at this site were able to dominate the foraging area.

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 Nikon Coolpix 995.