Linepithema iniquum from different nests, fighting. Myrmecologists can sometimes measure the territory of an an colony by testing the aggression of ants collected at different distances. Morretes, Paraná, Brazil
Linepithema iniquum workers from different colonies fighting. Morretes, Paraná, Brazil
Pheidole minor workers spread-eagle a Tetramorium (aculeatum - group) forager that has strayed into their territory. Kibale forest, Uganda
