Camponotus ephippium - sugar ant
South Australia

photograph © Alex Wild 2005

A major worker guards the nest entrance, her blocky head only slightly smaller than the entranceway.  She prevents outsiders from entering the nest, but when a nestmate come along, she gets out of the way.

Australia, SA: Peebinga Conservation Park
34º58.268'S 140º48.090'E, 80m, 11.x.2005
Mallee scrub forest, at dusk.

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 D60, using a Canon 65/2.8 MPE 1-5x Macro lens.