Giant African Snails
Aug 30, 2013 — While Florida hasn't yet declared victory, more than 128,000 of the destructive creatures have been found and eradicated in the past two years. Labrador retrievers are being used to sniff out the snails.
Sep 16, 2011 — They are one of the most damaging land snails in the world, and could devastate agricultural areas. So far, about 1,000 have been found in just one square mile. It cost $1 million to remove a previous invasion.