The Syrphid Fly This fly usually mimics bees or wasps with the yellow and black banding pattern on its abdomen. The adults feed on nectar and pollen but many of the larvae are predaceous, especially on aphids.
Good Bugs for your garden. Beneficial insects to control the plant pests in your garden. These guys will help you reduce the use of insecticides and maybe eliminate them altogether. You might also here these called natural enemies (since they are the predators of the plant pests in nature), or biological control agents, which is sometimes shortened to biocontrol agents. Whatever you call them, these predatory insects are good for whatever is attacking your garden!