 Description: Fly Exterminators are small wasps that are used to control flies in animal manure accumulations/compost piles and other similar types of breeding sites. These insects parasitize numerous types of flies, infecting the flies in their pupae stage. These tiny insects are stingless, biteless, and harmless to humans and animals.The Fly Exterminators are shipped in wood shavings as pupae (cocoons) and should be used monthly during peak fly season after pupae hatch. All units include complete release instructions and storage instructions.Preys On: Houseflies, Biting Stable Flies, Garbage Flies, as well as minor control of several other species of flies. |