They don't just feed on wire insulation, they nest. You can see signs of that in the picture. If you have it garaged you're more likely to have them nest than if you park on the street. After having one do a job on my car I put one of these in my garage. It catches on average a mouse every month.
https://www.amazon.com/dp/B09NKZ2G1J...NsaWNrPXRydWU=