Australia’s biosecurity system is on high alert for alien invaders. Here’s a hit list of eight baddies we believe pose the greatest threat to Australia’s biodiversity.
The two pest ant species have huge impacts on the areas they invade. The fire ants can even kill people. Unfortunately, these ants will be hard to eliminate.
The ways eastern fence lizards have changed in response to red imported fire ants demonstrate how species can adapt to survive the presence of invasive predators.
Invasive pest ants cause billions of dollars worth of damage to crops, and threaten some of Australia’s World Heritage rainforests. The federal budget has pledged nearly $30m on wiping them out – but how?