They are allergic to peppermint oil... I suggest cotton balls with them on it... or just sprinkle the oil around... guaranteed to make them run... Plus your coup smells good.
Hmmm... I didn't know that. I have a gallon of organic insecticide that is peppermint and rosemary oils. I think I'll mix some some up with a mineral oil base and spray down the outside foundation of the layer barn.