Argentine ant paralleled only by human society", and had probably been spread and maintained by human travel. They have been extraordinarily successful, in part, because different nests of the introduced Argentine ants seldom attack or compete with each other, unlike most other species of ant. In their introduced range, their genetic makeup is so uniform that individuals from one nest can mingle in a neighboring nest without being attacked. Thus, in most of their introduced range, they form supercolonies. "Some ants have an extraordinary social organization, called unicoloniality, whereby individuals mix freely among physically separated nests. This type of social organization is
Meat ant of active mounds declined, but this effect was only temporary. This is due to colonies only having of bait which was insufficient to eliminate further nests, but the effect may have been more dramatic if extra bait was used. Meat ant The meat ant ("Iridomyrmex purpureus"), also known as the gravel ant or southern meat ant, is a species of ant endemic to Australia. A member of the genus "Iridomyrmex" in the subfamily Dolichoderinae, it was described by British entomologist Frederick Smith in 1858. The meat ant is associated with many common names due to its appearance, nest-building behaviour and