Sometimes, the breeding ground can be outside your house, including compost ... Checking for adult drain flies is recommended over finding larvae. After all, drain fly larvae are incredibly ...

The plant, which can house more than 8 billion flies and produce 22 tons of larvae every day, is set to open next month, according to Drew. Common flies are harvested with organic waste ...

The NWS fly, which is about double the size of a typical house fly, then lays up to 300 eggs at a time in the wound. Then, the larvae burrow into the opening and latch onto the skin.