Entomologists say Australia has the highest ant biodiversity in the world. In other countries, there may be 30 different species per hectare, in Australia there are more like 100. The text in the clip continues below the pictures. At the site there are details of how ants play an important part in the environment.

Creepy. If they were the size of cats, we'd be screwed.

a recent study showed the oldest ants traveled furtherest from the nest & took more risks...... scientist found a supper-colony of ants stretching 5760 km ,from italian riviera to n.w spain