Ant Acacia

photograph © Alex Wild 2007

The forest floor around these two Central American Acacia trees is curiously free of other plants.  The area is kept clean by a large colony of stinging ants in the genus Pseudomyrmex that live in the trees.

Panamá, Chiriquí.: 3.5k ENE Caldera
08º39.53'N 82º20.94'W 300m. 2.viii.2007
Riparian forest, ants on swollen-thorn Acacia sp.
#AW2928, voucher specimens deposited at ALWC.

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, with a Canon 17-40x f4.0 wide-angle lens.