 and any sources of bacteria, not only from, you know, pets and human-induced sources, but from wildlife, you know, that is going to run off too. In a more rural setting, you may have runoff, you know, from animal agriculture, whether that's from grazing operations or, you know, the use of manure as fertilizer. Farmers do everything they can to minimize that, but certainly the runoff of bacteria is going to happen, you know, everywhere to some extent.