 And if you have a problem with flies, you need to find where they're breeding. When you think of flies, you got to think of where they're breeding. Okay, where are they coming from? So the traditional areas we think of, one is people might not think of the calf hutches. If you've got an organic bedding source in there like straw, and if that calf's been in there a month or so, that's a great place for flies to breed. Also the old bedding packs.