Farmers relied on natural predators in their native habitats for millennia to combat pests that decimated crops. This was long before chemical pesticides were developed. This method is now in revival.
Major parasitic wasps must lay eggs on other insects to complete their life cycle. Parasitic wasps can help with both native and invading species. Many wasps are small and unremarkable in size.
Fly Eliminators are parasitic wasps found in small, gnat-sized quantities and used to biologically eradicate flies from farms, homes, and livestock areas. These wasps are often found in gardens and fields, especially those that produce nectar or pollen that attract parasitic wasps.