Meat ant a number of dead or alive animals, including metamorphic crucifix toads, snakes, lizards, and birds. On some occasions, swarms of workers have been found on dead foxes. The meat ant is the only known ant in Australia that feeds on fresh guano. The collection of guano by a nearby meat ant colony shows the opportunistic nature of the species. Observations show that trails of workers in groups of two to four were found collecting the guano under an active bat roost within an abandoned mine and proceeded to return it to the nest. The collection of guano by any Australian
Longhorn crazy ant research station Biosphere 2 in the Arizona Desert, no particular ant species was dominant. By 1996, the longhorn crazy ant had virtually replaced all the other ant species. It fed almost exclusively on the honeydew secreted by the large numbers of scale insects and mealybugs present, and other invertebrates were greatly diminished. The ones that remained were either well armoured, such as millipedes and woodlice, or were tiny and lived underground, such as springtails and mites. The inquiline wingless ant cricket ("Myrmecophilus americanus") is often found living in the nest of the longhorn crazy ant and is kleptoparasitic on it,