Argentine Ant

The Argentine ant, Linepithema humile (formerly Iridomyrmex humilis), is a dark ant native to northern Argentina, Uruguay, Paraguay, and southern Brazil. It is an invasive species that has been established in many Mediterranean climate areas, inadvertently introduced by humans t...

Black House Ant

The black house ant, Ochetellus glaber, is a species of ant found in both urban and rural areas in Australia. This ant has a prominent node (petiole), which is a distinguishing feature from the white-footed house ant. This ant is slightly smaller and stockier than the white-footed house ...

Coastal Brown Ant

Coastal brown ants, Pheidole megacephala, also known as big-headed ants is a very successful invasive species and is considered a danger to native ants in Australia and other places. It has been nominated as one of the hundred ‘World's Worst’ invaders.


Green-Headed Ant

The green-headed ant, Rhytidoponera metallica, often simply referred to as the green ant, or sometimes the green-head ant or the metallic pony ant, is a metallic-green coloured ant, generally 5–7 mm in length, that can be found throughout Australi...

Pharoah Ant

The Pharaoh ant, Monomorium pharaonis, so named out of a belief that it may have been one of the insect plagues of Ancient Egypt, is a small (2 mm) yellow or light brown, almost transparent ant notorious for being a major indoor nuisance pest, especially in hospitals. The origin of this ...

Red Imported Fire Ants

The red imported fire ant, Solenopsis invicta, or simply RIFA, is one of over 280 species in the widespread genus Solenopsis. Although the red imported fire ant is native to South America, it has become a pest in the southern United States, Australia, Thailand, Taiwan, the Phili...

Singapore Ant

Two rounded nodes.
12-segmented antennae including 3-segmented club.
Polymorphic (workers of various sizes).
Broad flattened head

White-footed House Ants

The white-footed ant, Technomyrmex difficilis, is part of an Old World species group, several of which have broad distributions, resulting in numerous misidentifications. The white-footed ant is a medium small (2.5-3 mm long), black to brownish-black ant with yellowish-white tarsi (...