As summer reaches its height and the wattles shed their seeds, Australia’s ants get really busy. Although some might consider them a nuisance, researchers are discovering that the bush couldn’t do without ants.
Bullants with weevil
Image: Bob Taylor
Australia, entomologists are proud to say, has the highest ant biodiversity in the world. In other countries where ants thrive, you might find 30 different species per hectare. In Australia, says ant expert Dr Alan Andersen, it’s more like 100 species.
“Only about 20-25 per cent of all ant species have been described,” he says of how little is known about this enormous group on insects
There are probably up to 300 new species being discovered every year!” For anyone wishing to pursue a career in biology, ants are truly unexplored territory. Imagine if 300 new marsupials were still being discovered every year!
Why does Australia have so many ants? One reason, suggests Alan Andersen, is our diverse soils