CTV NewsDrones, dogs brought in to protect guacamole supplyCTV NewsMIAMI — 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. On subtropical ...and more »
Drones, dogs brought in to protect guacamole supply
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