The classic. The gap between the top of the AC unit and the bottom of the window sash is the perfect "crevice." It’s warm in winter and shaded in summer. If you hear cooing right outside your bedroom window, check here first.
Broken windows and open attics are a five-star hotel for feral pigeons. Anywhere there is a roof with a hole in it, you will find a nest. where do pigeons nest
Unlike robins that weave beautiful cups, a pigeon’s nest is often just a few sticks thrown together. Sometimes, it’s literally just a single twig and a feather. Often, they lay their two white eggs directly on the bare gravel of a roof ledge. The classic
If you want them gone, wait for the babies to fly away, then seal the gap or install "bird spikes" (which are humane—they just make ledges uncomfortable, not sharp). The humble pigeon isn't homeless. Far from it. They are masters of adaptation, turning our "flaws" (a missing brick, a loose gutter, a bridge girder) into luxury penthouses. Broken windows and open attics are a five-star
So next time you see one cooing on a traffic light, give it a nod. It’s just a little dinosaur, living out its cliff-dwelling dreams, one skyscraper ledge at a time.