 And it's kind of hard to get ahead of that. I'd say, what are we going to do? The manure is just sitting there. So an insect growth regulator can help make it a lot less friendly for the flies to reproduce. And flies don't just hang out in barns either. You can find flies breeding just about anywhere. When you think of flies, you've got to think of where they're breeding. Okay, where are they coming from?