Comment by hvs

Unfortunately, many people put out bird feeders that support the House Sparrow which is an invasive species in the U.S. that crowds out (and actively kills) local species.

https://nestwatch.org/learn/all-about-birdhouses/managing-ho...

https://www.humanesociety.org/resources/what-do-about-house-...

I am all for feeding birds as long as people research the bird feeders and food that they are providing.