Everything has its purpose, including insects. In fact farmers are using helpful bugs instead of pesticides to help stop problematic bugs from damaging crops.
Drones are being used by Australian farmers to spread predatory insects over crops so they can kill pests that eat crops.
The method was developed by a former Queensland strawberry farmer an inventor.
Nathan Roy has spent 18 months developing and conducting trials using the drones and found that its the only way to successfully get these helpful insects dispersed over farmlands.