Authorities in northern Australia have launched a competition to find the most successful way of slowing the devastating spread of cane toads. The poisonous amphibians have become one of the country's most dangerous pests and are advancing up to 50km (31 miles) every year.
The poisonous amphibians have become one of the country's most dangerous pests and are advancing up to 50km (31 miles) every year.
Thanks to Joe E for this important announcement.
