Back To This Question Go To Top of Page 9. Mice and moths love pianos. They provide a source of food and nesting material. In many parts of the US moths can eat the felts in your hammers and under the keys in one season. Moth balls are a cheap preventative.
Mice tend to live in unused pianos.
They will use the under-key felt for nests, chew up your wooden keys, and pee on the strings, instantly killing the bass strings. Mouse traps will save you a lot money. Back To This Question Go To Top of Page 10. Yes, they do, but rarely. Many old uprights are 100 years old now and, for the most part, are not worth rebuilding if they are falling apart with rust or drying glue and wood.