Dark and light interiors

I was idly scrolling through some old Facebook posts when I came across a post describing the additional 24 nest boxes that we installed ​ a ​t Edgecombe flats in 2021 where I was reminded that we painted every other chamber black inside. See here . I had forgotten about our experiment, but in 2023 we surveyed these boxes and found 16 of them occupied. This was a properly designed experiment. The…