We have TONS of them,never had a problem. Even in the pen they couldn't really pose a serious threat.They wouldn't be able to capture a chicken. Their feet are so weak that it takes everything just for them to walk/hop. The city has been having a problem with them in the cemetary(how fitting) for years. Game and Fish came in and put explosives out to try and drive them away. Marginal success. Now half of them live on a tree in someones yard. I don't think he'll do it again,I think maybe he was confused. But why not try a hand full of firecrackers if it happens again . Scare the b-jesus out of him anyway.