Tunisian Saltpan (IMAGE) Proceedings of the National Academy of Sciences Caption This is the Tunisian saltpan, the habitat of the desert ant Cataglyphis fortis. In this rather featureless environment individual ants forage for dead arthropods and return to their inconspicuous nest after foraging runs that can exceed 1.5 km Credit PNAS Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.