We don't have too many rock pigeons out in the country where I live, but we do have plenty of robins (American Robin / Turdus migratorius, to be precise), and t

We don't have too many rock pigeons out in the country where I live, but we do have plenty of robins (American Robin / Turdus migratorius, to be precise), and those have to be in contention for world's dumbest nest builders.