Cane toads, which secrete poison that kills pets and wildlife and injures humans, prompted several initially unsuccessful campaigns to wipe them out in Australia. However, scientists have discovered that just a dollop of cat food could stop the toads.
The cat food attracts Australia's carnivorous meat ants, which swarm over and eliminate baby toads, killing 70% of them, according to the Herald Sun .
By Lindsay Beaton
As work continues on creating a new nutrition label that focuses on simplifying information for consumers, challenges remain.
By Tang Yu