With the killers hiding in the trees, heat-sensing drones are launched into the air. When their whereabouts are narrowed, the dogs are sent in. When it comes to protecting the world’s supply of guacamole, no weapon can be spared.
Here’s my latest story about how drones and dogs are being used to detect disease in avocado groves in Florida. And a great video (involving a GoPro harnessed to a dog) by my colleague Tony Winton: