Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
We found it on the wall of a home at West Palm Beach Florida. Is this a kind of infestation or a sick tree near the house fall on the wall?
That is a bagworm moth, in the family Psychidae. https://en.wikipedia.org/wiki/Bagworm_moth
Required, but never shown